:root {
  --logo-orange: #f05a18;
  --hot-orange: #ff7a1b;
  --deep-red: #8f1d12;
  --wine: #5a130d;
  --gold: #ffd47a;
  --cream: #fff7df;
  --paper: rgba(255, 255, 255, 0.15);
  --paper-strong: rgba(255, 255, 255, 0.22);
  --line: rgba(255, 255, 255, 0.28);
  --shadow: rgba(86, 17, 7, 0.36);
  --max-page: 480px;
  --audio-low: 0.16;
  --audio-mid: 0.12;
  --audio-high: 0.08;
  --audio-beat: 0.08;
  --audio-energy: 0.16;
  --audio-low-shift-x: -1.76px;
  --audio-low-shift-x-reverse: 0.88px;
  --audio-beat-shift-y: -0.72px;
  --audio-grid-lift: -1.92px;
  --audio-dot-size: 15.56px;
  --audio-grid-size: 41.32px;
  --audio-ring-scale: 1;
  --audio-grid-scale: 0.992;
  --audio-orbit-scale: 0.99;
  --audio-ring-opacity: 0.245;
  --audio-ring-peak-opacity: 0.347;
  --audio-line-opacity: 0.23;
  --audio-dot-opacity: 0.164;
  --audio-dot-peak-opacity: 0.262;
  --audio-grid-opacity: 0.114;
  --audio-grid-peak-opacity: 0.182;
  --audio-orbit-opacity: 0.218;
  --audio-low-brightness: 0.98;
  --audio-high-brightness: 0.98;
  --depth-x: 0;
  --depth-y: 0;
  --depth-live: 0;
  --depth-near-x: 0px;
  --depth-near-y: 0px;
  --depth-mid-x: 0px;
  --depth-mid-y: 0px;
  --depth-far-x: 0px;
  --depth-far-y: 0px;
  --depth-stage-x: 0px;
  --depth-stage-y: 0px;
  --depth-tilt: 0deg;
  --depth-tilt-y: 0deg;
  --depth-rotate-x: 0deg;
  --depth-rotate-y: 0deg;
  --depth-section-x: 0px;
  --depth-section-y: 0px;
  --depth-hero-tilt: -8deg;
  --depth-ambient-rotate-x: 0deg;
  --depth-ambient-rotate-y: 0deg;
  --depth-sweep-a-x: 0px;
  --depth-sweep-a-y: 0px;
  --depth-sweep-b-x: 0px;
  --depth-sweep-b-y: 0px;
  --depth-silk-a-x: 0px;
  --depth-silk-a-y: 0px;
  --depth-silk-b-x: 0px;
  --depth-silk-b-y: 0px;
  --depth-silk-c-x: 0px;
  --depth-silk-c-y: 0px;
  --depth-dot-a-x: 0px;
  --depth-dot-a-y: 0px;
  --depth-ring-a-x: 0px;
  --depth-ring-a-y: 0px;
  --depth-ring-b-x: 0px;
  --depth-ring-b-y: 0px;
  --depth-orbit-a-x: 0px;
  --depth-orbit-a-y: 0px;
  --depth-orbit-b-x: 0px;
  --depth-orbit-b-y: 0px;
  --depth-city-a-x: 0px;
  --depth-city-a-y: 0px;
  --depth-city-b-x: 0px;
  --depth-city-b-y: 0px;
  --depth-grid-rotate-x: 64deg;
  --depth-grid-rotate-z: 0deg;
  --depth-grid-scale: 1;
  --depth-dot-scale: 0.96;
  --depth-dot-b-scale: 0.96;
  --depth-ring-b-scale: 1;
  --depth-orbit-scale-a: 1;
  --depth-orbit-scale-b: 1;
  --depth-audio-rotate-x: 0deg;
  --depth-audio-rotate-y: 0deg;
  --pulse-opacity: 0.46;
  --pulse-line-opacity: 0.28;
  --pulse-glow-height: 40px;
  --pulse-glow-opacity: 0.28;
}

@font-face {
  font-family: "InviteTitleSerif";
  src: url("assets/fonts/SourceHanSerifSC-Heavy.ttf") format("truetype");
  font-display: swap;
}

* {
  box-sizing: border-box;
}

html {
  width: 100%;
  height: 100%;
  overflow: hidden;
  scroll-behavior: auto;
}

body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  color: var(--cream);
  font-family: "PingFang SC", "Microsoft YaHei", "Heiti SC", Arial, sans-serif;
  background:
    radial-gradient(ellipse at 16% 6%, rgba(255, 246, 210, 0.86) 0, rgba(255, 166, 54, 0.22) 24%, transparent 45%),
    radial-gradient(ellipse at 85% 24%, rgba(255, 211, 107, 0.46) 0, transparent 36%),
    linear-gradient(155deg, #ff8b24 0%, var(--logo-orange) 44%, #e64512 100%);
}

body::before,
body::after {
  position: fixed;
  inset: 0;
  pointer-events: none;
  content: "";
}

body::before {
  z-index: -4;
  background:
    repeating-radial-gradient(ellipse at 18% 78%, rgba(255, 255, 255, 0.1) 0 1px, transparent 1px 18px),
    repeating-radial-gradient(ellipse at 82% 18%, rgba(255, 255, 255, 0.09) 0 1px, transparent 1px 24px);
  opacity: 0.46;
}

body::after {
  z-index: -3;
  background:
    linear-gradient(112deg, transparent 0 42%, rgba(255, 255, 255, 0.12) 43%, transparent 46% 100%),
    repeating-linear-gradient(108deg, transparent 0 24px, rgba(255, 255, 255, 0.04) 25px 26px, transparent 27px 48px);
  mix-blend-mode: screen;
  opacity: 0.42;
}

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

button {
  font: inherit;
}

.wechat-share-thumb {
  position: fixed;
  left: 0;
  top: 0;
  width: 300px;
  height: 300px;
  object-fit: cover;
  opacity: 0.001;
  pointer-events: none;
}

.wechat-debug-panel {
  position: fixed;
  left: max(10px, calc((100vw - var(--max-page)) / 2 + 10px));
  right: max(10px, calc((100vw - var(--max-page)) / 2 + 10px));
  bottom: calc(env(safe-area-inset-bottom) + 12px);
  z-index: 80;
  max-height: 34vh;
  overflow: auto;
  padding: 9px 10px;
  border-radius: 8px;
  color: #fff;
  background: rgba(65, 12, 6, 0.82);
  box-shadow: 0 12px 28px rgba(70, 12, 5, 0.28);
  font-size: 11px;
  line-height: 1.45;
  white-space: pre-wrap;
  pointer-events: none;
}

.audio-debug-panel {
  position: fixed;
  left: 10px;
  bottom: calc(env(safe-area-inset-bottom) + 42px);
  z-index: 9999;
  padding: 7px 9px;
  border-radius: 6px;
  color: #fff;
  background: rgba(28, 5, 2, 0.86);
  box-shadow: 0 8px 20px rgba(40, 6, 2, 0.24);
  font-size: 12px;
  line-height: 1.3;
  pointer-events: none;
}

.ambient {
  position: fixed;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}

.light-sweep,
.silk,
.dot-field,
.line-ring,
.space-grid,
.orbit-line,
.cityline,
.audio-pulse {
  position: absolute;
  display: block;
}

.light-sweep {
  width: min(118vw, 760px);
  height: 170px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent 0%, rgba(255, 251, 219, 0.48) 48%, transparent 100%);
  filter: blur(10px);
  opacity: 0.78;
  transform-origin: center;
  animation: sweepDrift 8s ease-in-out infinite alternate;
}

.light-sweep-a {
  top: 10vh;
  left: -22vw;
  transform: rotate(-10deg);
}

.light-sweep-b {
  right: -34vw;
  bottom: 16vh;
  transform: rotate(17deg);
  animation-duration: 10s;
}

.silk {
  width: 150vw;
  max-width: 780px;
  height: 118px;
  left: 50%;
  border-radius: 999px;
  background:
    linear-gradient(92deg, transparent 0%, rgba(255, 244, 197, 0.22) 18%, rgba(255, 255, 255, 0.35) 50%, transparent 78%),
    linear-gradient(180deg, #b91910 0%, #ef4b16 48%, #ff8f24 100%);
  box-shadow: 0 22px 45px rgba(110, 20, 10, 0.24);
  opacity: 0.72;
  transform-origin: center;
  animation: silkFloat 7.5s ease-in-out infinite alternate;
}

.silk-a {
  top: 7vh;
  transform: translateX(-50%) rotate(-8deg);
}

.silk-b {
  top: 18vh;
  transform: translateX(-48%) rotate(8deg);
  opacity: 0.52;
  animation-duration: 9s;
}

.silk-c {
  bottom: 4vh;
  transform: translateX(-52%) rotate(-4deg);
  opacity: 0.34;
  animation-duration: 10s;
}

.dot-field {
  width: 240px;
  height: 240px;
  background-image: radial-gradient(rgba(255, 255, 255, 0.46) 1px, transparent 1.4px);
  background-size: 15px 15px;
  opacity: 0.28;
  mask-image: radial-gradient(circle, #000 0 36%, transparent 70%);
  animation: dotPulse 7.2s ease-in-out infinite alternate;
  will-change: opacity, scale;
}

.dot-field::before,
.dot-field::after {
  position: absolute;
  inset: -18%;
  border-radius: 50%;
  display: none;
  pointer-events: none;
  content: "";
}

.dot-field::before {
  background: radial-gradient(circle at 32% 40%, rgba(255, 250, 218, 0.68), transparent 19%);
  mix-blend-mode: screen;
  animation: none;
}

.dot-field::after {
  background: linear-gradient(112deg, transparent 0 42%, rgba(255, 238, 178, 0.36) 48%, transparent 56% 100%);
  opacity: 0;
  transform: translateX(-40%) rotate(12deg);
  mix-blend-mode: screen;
  animation: none;
}

.dot-field-a {
  top: 22vh;
  left: max(8px, calc((100vw - var(--max-page)) / 2 + 10px));
}

.dot-field-b {
  right: max(0px, calc((100vw - var(--max-page)) / 2 - 24px));
  bottom: 20vh;
  transform: rotate(24deg);
  opacity: var(--audio-dot-opacity);
  background-size: var(--audio-dot-size) var(--audio-dot-size);
  animation-duration: 8s;
  translate: var(--audio-low-shift-x) var(--audio-beat-shift-y);
  filter: brightness(var(--audio-high-brightness));
}

.line-ring {
  width: 360px;
  height: 360px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  opacity: 0.38;
}

.line-ring::before,
.line-ring::after {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: inherit;
  content: "";
}

.line-ring::before {
  inset: 22px;
}

.line-ring::after {
  inset: 46px;
}

.line-ring::before,
.line-ring::after {
  animation: ringInnerPulse 5.8s ease-in-out infinite;
}

.line-ring::after {
  animation-delay: 820ms;
}

.line-ring-a {
  top: 43vh;
  left: max(-180px, calc((100vw - var(--max-page)) / 2 - 190px));
  animation:
    slowTurn 26s linear infinite,
    ringGlowBreath 6.4s ease-in-out infinite;
}

.line-ring-b {
  right: max(-205px, calc((100vw - var(--max-page)) / 2 - 210px));
  bottom: 2vh;
  width: 420px;
  height: 420px;
  translate: var(--audio-low-shift-x) var(--audio-beat-shift-y);
  scale: var(--audio-ring-scale);
  filter: brightness(var(--audio-low-brightness));
  animation:
    slowTurn 32s linear infinite reverse,
    ringGlowBreath 7.6s ease-in-out infinite;
  animation-delay: 0s, 1.1s;
}

.line-ring-b::before {
  opacity: var(--audio-line-opacity);
}

.line-ring-b::after {
  opacity: var(--audio-ring-opacity);
}

.space-grid {
  left: 50%;
  bottom: -22vh;
  width: min(118vw, 560px);
  height: 46vh;
  opacity: var(--audio-grid-opacity);
  background:
    linear-gradient(90deg, rgba(255, 241, 190, 0.18) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 241, 190, 0.2) 1px, transparent 1px);
  background-size: var(--audio-grid-size) var(--audio-grid-size);
  mask-image: linear-gradient(0deg, #000 0%, rgba(0, 0, 0, 0.78) 38%, transparent 82%);
  transform: translateX(-50%) perspective(520px) rotateX(64deg) translateY(10px);
  transform-origin: 50% 100%;
  mix-blend-mode: screen;
  animation: spaceGridDrift 10.5s ease-in-out infinite alternate;
}

.orbit-line {
  width: 420px;
  height: 190px;
  border: 1px solid rgba(255, 242, 194, 0.16);
  border-radius: 50%;
  opacity: var(--audio-orbit-opacity);
  mix-blend-mode: screen;
}

.orbit-line::before {
  position: absolute;
  left: 8%;
  top: 50%;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255, 248, 219, 0.9);
  box-shadow: 0 0 18px rgba(255, 235, 170, 0.54);
  content: "";
}

.orbit-line-a {
  top: 12vh;
  right: max(-170px, calc((100vw - var(--max-page)) / 2 - 156px));
  transform: rotate(-18deg);
  filter: brightness(var(--audio-low-brightness));
  animation: orbitDriftA 13s ease-in-out infinite alternate;
}

.orbit-line-b {
  left: max(-190px, calc((100vw - var(--max-page)) / 2 - 178px));
  bottom: 16vh;
  width: 360px;
  height: 150px;
  opacity: var(--audio-line-opacity);
  transform: rotate(16deg);
  filter: brightness(var(--audio-low-brightness));
  animation: orbitDriftB 15s ease-in-out infinite alternate;
}

.cityline {
  --city-scale: 1;
  --city-scale-end: 1.02;
  --city-opacity-from: 0.16;
  --city-opacity-to: 0.28;
  left: 50%;
  bottom: -4px;
  width: min(112vw, 560px);
  height: 126px;
  opacity: 0.24;
  transform: translateX(-50%);
  transform-origin: 50% 100%;
  background:
    linear-gradient(0deg, rgba(105, 20, 9, 0.55), rgba(255, 190, 95, 0.08) 70%, transparent),
    linear-gradient(90deg,
      transparent 0 3%,
      rgba(255, 241, 204, 0.36) 3% 8%,
      transparent 8% 11%,
      rgba(255, 241, 204, 0.28) 11% 15%,
      transparent 15% 18%,
      rgba(255, 241, 204, 0.42) 18% 25%,
      transparent 25% 29%,
      rgba(255, 241, 204, 0.3) 29% 34%,
      transparent 34% 38%,
      rgba(255, 241, 204, 0.4) 38% 46%,
      transparent 46% 50%,
      rgba(255, 241, 204, 0.32) 50% 56%,
      transparent 56% 61%,
      rgba(255, 241, 204, 0.44) 61% 68%,
      transparent 68% 73%,
      rgba(255, 241, 204, 0.3) 73% 78%,
      transparent 78% 82%,
      rgba(255, 241, 204, 0.38) 82% 89%,
      transparent 89% 100%);
  mask-image: linear-gradient(0deg, #000 0 66%, transparent 98%);
  mix-blend-mode: screen;
  animation: cityDrift 12s ease-in-out infinite alternate;
}

.cityline::before,
.cityline::after {
  position: absolute;
  inset: 34px 8% 12px;
  background-image: radial-gradient(rgba(255, 250, 226, 0.42) 1px, transparent 1.6px);
  background-size: 12px 10px;
  opacity: 0.36;
  content: "";
}

.cityline::after {
  inset: auto 5% 0;
  height: 18px;
  background: linear-gradient(90deg, transparent, rgba(255, 235, 170, 0.42), transparent);
  filter: blur(7px);
  opacity: 0.54;
}

.cityline-b {
  --city-scale: 0.82;
  --city-scale-end: 0.84;
  --city-opacity-from: 0.08;
  --city-opacity-to: 0.14;
  bottom: 58px;
  width: min(104vw, 520px);
  height: 96px;
  opacity: 0.12;
  transform: translateX(-50%) scale(0.82);
  animation-duration: 15s;
}

.audio-pulse {
  --energy: 0.46;
  --bass: 0.38;
  --beat: 0.18;
  left: 50%;
  bottom: calc(env(safe-area-inset-bottom) + 50px);
  z-index: 0;
  width: min(92vw, 450px);
  height: clamp(66px, 10vh, 94px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: clamp(1px, 0.38vw, 3px);
  opacity: calc(0.42 + var(--energy) * 0.32);
  mix-blend-mode: screen;
  filter: drop-shadow(0 0 calc(8px + var(--bass) * 16px) rgba(255, 232, 166, 0.24));
  transform: translate3d(-50%, 0, 0);
  transform-origin: 50% 100%;
  will-change: opacity, transform;
}

.audio-pulse[data-pulse-mode="blocked"],
.audio-pulse[data-pulse-mode="paused"],
.audio-pulse[data-pulse-mode="idle"] {
  opacity: 0.2;
  filter: drop-shadow(0 0 8px rgba(255, 232, 166, 0.14));
}

.audio-pulse::before,
.audio-pulse::after {
  position: absolute;
  left: 50%;
  bottom: -7px;
  width: 88%;
  height: 1px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, rgba(255, 249, 220, 0.48), rgba(255, 162, 72, 0.24), transparent);
  opacity: calc(0.24 + var(--beat) * 0.28);
  content: "";
  transform: translate3d(-50%, 0, 0);
}

.audio-pulse::after {
  bottom: -18px;
  width: 82%;
  height: calc(22px + var(--bass) * 34px);
  background: radial-gradient(ellipse at center, rgba(255, 218, 132, calc(0.16 + var(--bass) * 0.16)), transparent 70%);
  filter: blur(10px);
  opacity: calc(0.28 + var(--bass) * 0.24);
}

.audio-pulse i {
  --bar: 0.38;
  position: relative;
  flex: 0 0 auto;
  z-index: 1;
  width: clamp(2px, calc(1.5px + var(--bar) * 2.8px), 5px);
  height: 82px;
  max-height: 94px;
  min-height: 6px;
  border-radius: 999px;
  background:
    linear-gradient(180deg, rgba(255, 255, 243, 0.98), rgba(255, 226, 148, 0.68) 44%, rgba(255, 116, 40, 0.24));
  box-shadow:
    0 0 calc(8px + var(--beat) * 20px) rgba(255, 232, 166, calc(0.2 + var(--beat) * 0.28)),
    inset 0 -8px 14px rgba(255, 95, 35, 0.12);
  opacity: calc(0.28 + var(--energy) * 0.24 + var(--bar) * 0.42);
  transform: scaleY(calc(0.06 + var(--bar) * 1.08));
  transform-origin: 50% 100%;
  transition:
    width 78ms linear,
    opacity 78ms linear,
    transform 62ms cubic-bezier(0.18, 0.88, 0.26, 1);
  will-change: width, opacity, transform;
}

.audio-pulse i:nth-child(1) { --bar: var(--bar-1, 0.22); }
.audio-pulse i:nth-child(2) { --bar: var(--bar-2, 0.34); }
.audio-pulse i:nth-child(3) { --bar: var(--bar-3, 0.18); }
.audio-pulse i:nth-child(4) { --bar: var(--bar-4, 0.46); }
.audio-pulse i:nth-child(5) { --bar: var(--bar-5, 0.28); }
.audio-pulse i:nth-child(6) { --bar: var(--bar-6, 0.56); }
.audio-pulse i:nth-child(7) { --bar: var(--bar-7, 0.36); }
.audio-pulse i:nth-child(8) { --bar: var(--bar-8, 0.66); }
.audio-pulse i:nth-child(9) { --bar: var(--bar-9, 0.44); }
.audio-pulse i:nth-child(10) { --bar: var(--bar-10, 0.72); }
.audio-pulse i:nth-child(11) { --bar: var(--bar-11, 0.38); }
.audio-pulse i:nth-child(12) { --bar: var(--bar-12, 0.62); }
.audio-pulse i:nth-child(13) { --bar: var(--bar-13, 0.34); }
.audio-pulse i:nth-child(14) { --bar: var(--bar-14, 0.52); }
.audio-pulse i:nth-child(15) { --bar: var(--bar-15, 0.74); }
.audio-pulse i:nth-child(16) { --bar: var(--bar-16, 0.42); }
.audio-pulse i:nth-child(17) { --bar: var(--bar-17, 0.58); }
.audio-pulse i:nth-child(18) { --bar: var(--bar-18, 0.36); }
.audio-pulse i:nth-child(19) { --bar: var(--bar-19, 0.48); }
.audio-pulse i:nth-child(20) { --bar: var(--bar-20, 0.26); }
.audio-pulse i:nth-child(21) { --bar: var(--bar-21, 0.4); }
.audio-pulse i:nth-child(22) { --bar: var(--bar-22, 0.24); }
.audio-pulse i:nth-child(23) { --bar: var(--bar-23, 0.34); }
.audio-pulse i:nth-child(24) { --bar: var(--bar-24, 0.2); }
.audio-pulse i:nth-child(25) { --bar: var(--bar-25, 0.32); }
.audio-pulse i:nth-child(26) { --bar: var(--bar-26, 0.18); }
.audio-pulse i:nth-child(27) { --bar: var(--bar-27, 0.28); }
.audio-pulse i:nth-child(28) { --bar: var(--bar-28, 0.16); }
.audio-pulse i:nth-child(29) { --bar: var(--bar-29, 0.24); }
.audio-pulse i:nth-child(30) { --bar: var(--bar-30, 0.18); }
.audio-pulse i:nth-child(31) { --bar: var(--bar-31, 0.21); }
.audio-pulse i:nth-child(32) { --bar: var(--bar-32, 0.16); }
.audio-pulse i:nth-child(33) { --bar: var(--bar-33, 0.19); }
.audio-pulse i:nth-child(34) { --bar: var(--bar-34, 0.15); }
.audio-pulse i:nth-child(35) { --bar: var(--bar-35, 0.17); }
.audio-pulse i:nth-child(36) { --bar: var(--bar-36, 0.14); }
.audio-pulse i:nth-child(37) { --bar: var(--bar-37, 0.16); }
.audio-pulse i:nth-child(38) { --bar: var(--bar-38, 0.13); }
.audio-pulse i:nth-child(39) { --bar: var(--bar-39, 0.15); }
.audio-pulse i:nth-child(40) { --bar: var(--bar-40, 0.12); }
.audio-pulse i:nth-child(41) { --bar: var(--bar-41, 0.14); }
.audio-pulse i:nth-child(42) { --bar: var(--bar-42, 0.11); }
.audio-pulse i:nth-child(43) { --bar: var(--bar-43, 0.13); }
.audio-pulse i:nth-child(44) { --bar: var(--bar-44, 0.1); }
.audio-pulse i:nth-child(45) { --bar: var(--bar-45, 0.12); }
.audio-pulse i:nth-child(46) { --bar: var(--bar-46, 0.09); }
.audio-pulse i:nth-child(47) { --bar: var(--bar-47, 0.11); }
.audio-pulse i:nth-child(48) { --bar: var(--bar-48, 0.08); }

.music-toggle {
  position: fixed;
  top: calc(env(safe-area-inset-top) + 16px);
  right: max(16px, calc((100vw - var(--max-page)) / 2 + 16px));
  z-index: 20;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.48);
  border-radius: 50%;
  color: #fff;
  background: rgba(94, 17, 8, 0.18);
  box-shadow: 0 12px 26px rgba(82, 18, 7, 0.18);
  backdrop-filter: none;
  cursor: pointer;
}

.music-icon {
  position: relative;
  width: 14px;
  height: 16px;
}

.music-icon::before,
.music-icon::after {
  position: absolute;
  top: 1px;
  width: 4px;
  height: 14px;
  border-radius: 2px;
  background: currentColor;
  content: "";
}

.music-icon::before {
  left: 2px;
}

.music-icon::after {
  right: 2px;
}

.music-toggle.is-paused .music-icon::before {
  top: 1px;
  left: 3px;
  width: 0;
  height: 0;
  border-top: 7px solid transparent;
  border-bottom: 7px solid transparent;
  border-left: 12px solid currentColor;
  border-radius: 0;
  background: transparent;
}

.music-toggle.is-paused .music-icon::after {
  display: none;
}

.section-nav {
  position: fixed;
  top: 50%;
  right: max(12px, calc((100vw - var(--max-page)) / 2 + 12px));
  z-index: 18;
  display: grid;
  gap: 9px;
  transform: translateY(-50%);
}

.section-nav a {
  width: 7px;
  height: 7px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 50%;
  background: transparent;
  transition: transform 260ms ease, background-color 260ms ease, height 260ms ease;
}

.section-nav a.is-active {
  height: 20px;
  border-radius: 999px;
  background: var(--cream);
  transform: translateX(-1px);
}

.invite-page {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 100%;
  max-width: var(--max-page);
  height: 100svh;
  overflow: hidden;
  perspective: 1100px;
  transform-style: preserve-3d;
  transform: translateX(-50%);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08), 0 30px 90px rgba(87, 19, 8, 0.22);
  touch-action: none;
}

.section {
  position: absolute;
  inset: 0;
  min-height: 0;
  height: 100svh;
  padding: calc(env(safe-area-inset-top) + 58px) 26px calc(env(safe-area-inset-bottom) + 62px);
  isolation: isolate;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate3d(0, 0, 0);
  transform-origin: 50% 100%;
  backface-visibility: hidden;
  will-change: opacity, transform, filter;
}

.section > * {
  transform-origin: center;
}

.section.is-page-active {
  z-index: 1;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.section.is-page-entering {
  z-index: 2;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.section.is-page-leaving {
  z-index: 3;
  opacity: 1;
  visibility: visible;
  pointer-events: none;
}

.section.is-page-before {
  transform: translate3d(0, -100%, 0);
}

.section.is-page-after {
  transform: translate3d(0, 100%, 0);
}

.section.is-page-active.is-page-before,
.section.is-page-active.is-page-after,
.section.is-page-entering,
.section.is-page-leaving {
  transform: translate3d(0, 0, 0);
}

body.is-flipping .ambient {
  animation: none;
}

body.is-flipping-back .ambient {
  animation: none;
}

body.is-flipping::before {
  animation: none;
}

body.is-flipping-back::before {
  animation: none;
}

body.is-flipping .space-grid {
  animation: spaceGridDrift 10.5s ease-in-out infinite alternate;
}

body.is-flipping .page-flip {
  animation: pageCueCommit 720ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.section::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background:
    radial-gradient(ellipse at 50% 20%, rgba(255, 255, 255, 0.14) 0, transparent 33%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05) 0%, transparent 28%, rgba(95, 19, 9, 0.12) 100%);
}

.hero-section {
  display: flex;
  align-items: stretch;
  justify-content: center;
}

.hero-section::after {
  position: absolute;
  right: -26%;
  bottom: 12%;
  z-index: -1;
  width: 82%;
  height: 42%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  background: repeating-radial-gradient(ellipse, rgba(255, 255, 255, 0.09) 0 1px, transparent 1px 11px);
  transform: rotate(-18deg);
  content: "";
}

.hero-inner {
  width: 100%;
  min-height: calc(100svh - env(safe-area-inset-top) - env(safe-area-inset-bottom) - 120px);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.brand-logo {
  width: min(54vw, 220px);
  height: auto;
  margin-top: 4px;
  filter: brightness(0) invert(1);
  opacity: 0.92;
}

.brand-logo.reveal {
  filter: brightness(0) invert(1) blur(6px);
}

.brand-logo.reveal.is-visible {
  filter: brightness(0) invert(1);
}

.eyebrow {
  margin: clamp(24px, 6.2vh, 48px) 0 12px;
  padding: 5px 12px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 12px;
  font-weight: 700;
}

.hero-title {
  width: min(100%, 360px);
  margin: 0;
  color: #fff;
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  font-size: clamp(22px, 6.05vw, 29px);
  line-height: 1.22;
  font-weight: 800;
  letter-spacing: 0;
  text-shadow: 0 5px 18px rgba(85, 16, 8, 0.24);
}

.hero-title span {
  display: block;
  width: fit-content;
  max-width: 100%;
  margin: 0 auto;
  color: transparent;
  background:
    linear-gradient(104deg, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.96)),
    repeating-linear-gradient(
      104deg,
      #ffffff 0%,
      #ffffff 28%,
      #fff0b8 36%,
      #ffffff 44%,
      #ffffff 72%
    );
  background-size: 100% 100%, 320% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  animation: titleShine 5.8s linear infinite;
}

.hero-title span:nth-child(2) {
  animation-delay: 260ms;
}

.hero-title span:nth-child(3) {
  animation-delay: 520ms;
}

.hero-title span:nth-child(4) {
  animation-delay: 780ms;
}

.invite-word {
  margin-top: clamp(34px, 8vh, 62px);
  display: grid;
  justify-items: center;
  gap: 8px;
}

.invite-word small {
  color: rgba(255, 255, 255, 0.86);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 12px;
  font-weight: 700;
}

.invite-word strong {
  display: flex;
  justify-content: center;
  gap: 4px;
  color: #fff;
  font-family: "InviteTitleSerif", "Source Han Serif SC Heavy", "Source Han Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(50px, 14.2vw, 70px);
  line-height: 1;
  font-weight: 900;
  letter-spacing: 0.015em;
  text-shadow: 0 12px 22px rgba(76, 14, 6, 0.28);
}

.hero-meta {
  width: 100%;
  margin-top: auto;
  display: grid;
  gap: 12px;
}

.hero-meta div {
  padding: 11px 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.26);
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.hero-meta span {
  display: block;
  color: rgba(255, 255, 255, 0.74);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 11px;
  font-weight: 700;
}

.hero-meta strong {
  display: block;
  margin-top: 4px;
  color: #fff;
  font-size: clamp(13px, 3.65vw, 16px);
  line-height: 1.35;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: calc(env(safe-area-inset-bottom) + 20px);
  width: 22px;
  height: 22px;
  border-right: 2px solid rgba(255, 255, 255, 0.86);
  border-bottom: 2px solid rgba(255, 255, 255, 0.86);
  transform: translateX(-50%) rotate(45deg);
  animation: cueMove 1.6s ease-in-out infinite;
}

.page-flip {
  --flip-cycle: 2.9s;
  position: fixed;
  left: 50%;
  bottom: calc(env(safe-area-inset-bottom) + 14px);
  z-index: 22;
  width: 54px;
  height: 48px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  transform: translateX(-50%);
  transition: opacity 280ms ease, transform 280ms ease;
  touch-action: manipulation;
}

.page-flip::before {
  position: absolute;
  left: 50%;
  top: 11px;
  z-index: 2;
  width: 22px;
  height: 22px;
  border-right: 2px solid rgba(255, 255, 255, 0.9);
  border-bottom: 2px solid rgba(255, 255, 255, 0.9);
  transform: translateX(-50%) rotate(45deg);
  transform-origin: center;
  animation: pageArrowFloat var(--flip-cycle) ease-in-out infinite;
  content: "";
}

.page-flip::after {
  position: absolute;
  left: 50%;
  top: 5px;
  z-index: 1;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(255, 244, 197, 0.13), transparent 64%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent);
  box-shadow: 0 0 0 0 rgba(255, 230, 166, 0.2);
  transform: translateX(-50%);
  transform-origin: center;
  animation: pageRingPulse var(--flip-cycle) ease-in-out infinite;
  content: "";
}

.page-flip.is-hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(14px);
}

.content-section {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100%;
}

.origin-section {
  justify-content: flex-start;
}

.agenda-section {
  justify-content: flex-start;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: auto auto minmax(0, 1fr);
  align-items: stretch;
}

.section-head {
  flex: 0 0 auto;
  display: flex;
  align-items: flex-end;
  gap: 12px;
  margin-bottom: 26px;
}

.section-head span {
  color: rgba(255, 255, 255, 0.28);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(58px, 18vw, 84px);
  line-height: 0.78;
  font-weight: 800;
}

.section-head h2 {
  margin: 0 0 2px;
  color: #fff;
  font-size: clamp(28px, 8vw, 38px);
  line-height: 1.08;
  font-weight: 900;
  text-shadow: 0 8px 20px rgba(94, 19, 8, 0.24);
}

.section.is-page-active .section-head h2 {
  animation: sectionTitleBreath 5.8s ease-in-out infinite;
}

.copy-block {
  display: grid;
  gap: 15px;
}

.prologue-copy {
  gap: 10px;
}

.copy-block p,
.info-note,
.closing-copy {
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 15px;
  line-height: 1.86;
  text-align: justify;
}

.copy-block p {
  position: relative;
  padding: 16px 0 16px 18px;
}

.copy-block p::before {
  position: absolute;
  top: 18px;
  bottom: 18px;
  left: 0;
  width: 3px;
  border-radius: 999px;
  background: linear-gradient(180deg, #fff, var(--gold));
  content: "";
}

.prologue-copy p {
  padding: 12px 12px 12px 16px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background:
    linear-gradient(126deg, rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0.04)),
    rgba(105, 20, 9, 0.1);
  box-shadow: 0 12px 24px rgba(75, 14, 6, 0.13);
  font-size: clamp(12.5px, 3.35vw, 14px);
  line-height: 1.68;
  overflow-wrap: anywhere;
  backdrop-filter: none;
}

.prologue-copy p::before {
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(255, 212, 122, 0.82), transparent);
}

.prologue-copy p::after {
  position: absolute;
  top: -42%;
  bottom: -42%;
  left: -38%;
  width: 28%;
  background: linear-gradient(100deg, transparent, rgba(255, 248, 216, 0.2), transparent);
  transform: rotate(12deg);
  display: none;
  animation: none;
  content: "";
}

.prologue-copy strong {
  color: #fff2be;
  font-weight: 900;
}

.prologue-lead {
  color: rgba(255, 255, 255, 0.95) !important;
  font-weight: 760;
}

.prologue-sign {
  padding-top: 14px !important;
  padding-bottom: 14px !important;
  color: #fff2be !important;
  font-size: clamp(15px, 4.1vw, 17px) !important;
  line-height: 1.5 !important;
  font-weight: 900;
  text-align: center !important;
}

.origin-section .section-head {
  margin-bottom: 18px;
}

.origin-section .value-strip {
  margin-top: 18px;
}

.value-strip {
  margin-top: clamp(34px, 6vh, 56px);
  padding: 16px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.26);
  border-bottom: 1px solid rgba(255, 255, 255, 0.26);
  color: #fff;
  font-size: 15px;
  font-weight: 800;
}

.value-strip i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold);
}

.insight-card {
  position: relative;
  margin-top: 20px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.06)),
    rgba(100, 21, 9, 0.14);
  box-shadow: 0 16px 34px rgba(80, 16, 7, 0.16);
  backdrop-filter: none;
  animation: insightBreath 5.6s ease-in-out infinite;
}

.insight-card::before {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 14% 18%, rgba(255, 232, 166, 0.22), transparent 28%),
    radial-gradient(circle at 86% 72%, rgba(255, 255, 255, 0.12), transparent 32%);
  pointer-events: none;
  content: "";
}

.insight-toggle {
  position: relative;
  z-index: 1;
  width: 100%;
  min-height: 76px;
  padding: 14px 14px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) 30px;
  align-items: center;
  gap: 12px;
  overflow: hidden;
  border: 0;
  color: #fff;
  text-align: left;
  background: transparent;
  cursor: pointer;
}

.insight-toggle::after {
  position: absolute;
  top: -40%;
  bottom: -40%;
  left: -46%;
  width: 36%;
  background: linear-gradient(100deg, transparent, rgba(255, 247, 205, 0.2), transparent);
  transform: rotate(12deg);
  animation: insightSweep 6.8s ease-in-out infinite;
  content: "";
}

.insight-toggle span {
  display: grid;
  gap: 3px;
}

.insight-toggle em {
  color: rgba(255, 223, 145, 0.9);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 11px;
  font-style: normal;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.insight-toggle strong {
  color: #fff;
  font-size: 16px;
  line-height: 1.1;
  font-weight: 900;
}

.insight-toggle b {
  color: rgba(255, 255, 255, 0.9);
  font-size: 14px;
  line-height: 1.45;
  font-weight: 800;
}

.insight-toggle i {
  position: relative;
  width: 28px;
  height: 28px;
  border: 1px solid rgba(255, 255, 255, 0.38);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 14px rgba(255, 223, 145, 0.18);
  transition: transform 320ms ease, background-color 320ms ease;
}

.insight-toggle i::before {
  position: absolute;
  top: 9px;
  left: 8px;
  width: 8px;
  height: 8px;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(45deg);
  content: "";
}

.insight-card.is-open .insight-toggle i {
  background: rgba(255, 232, 166, 0.18);
  transform: rotate(180deg);
}

.insight-detail {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transition: grid-template-rows 480ms cubic-bezier(0.22, 1, 0.36, 1), opacity 320ms ease;
}

.insight-card.is-open .insight-detail {
  grid-template-rows: 1fr;
  opacity: 1;
}

.insight-detail-inner {
  overflow: hidden;
}

.insight-detail p {
  margin: 0;
  padding: 0 15px 16px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 13px;
  line-height: 1.78;
  text-align: justify;
}

.info-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.info-list li {
  position: relative;
  min-height: 74px;
  padding: 15px 16px 15px 18px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  background:
    linear-gradient(110deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.06)),
    rgba(120, 24, 10, 0.13);
  box-shadow: 0 14px 32px rgba(92, 18, 7, 0.18);
  backdrop-filter: none;
}

.info-list li::before {
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, #fff8ce, var(--gold), #fff);
  content: "";
}

.info-list li::after {
  position: absolute;
  top: -45%;
  bottom: -45%;
  left: -42%;
  width: 36%;
  background: linear-gradient(100deg, transparent, rgba(255, 247, 210, 0.24), transparent);
  transform: rotate(13deg);
  opacity: 0;
  pointer-events: none;
  mix-blend-mode: screen;
  animation: infoCardSweep 7.2s ease-in-out infinite;
  content: "";
}

.info-list li:nth-child(2)::after {
  animation-delay: 900ms;
}

.info-list li:nth-child(3)::after {
  animation-delay: 1700ms;
}

.info-list li:nth-child(4)::after {
  animation-delay: 2400ms;
}

.info-list li > * {
  position: relative;
  z-index: 1;
}

.info-list > li > span {
  display: block;
  color: rgba(255, 246, 215, 0.76);
  font-size: 12px;
  font-weight: 700;
}

.info-list strong {
  display: block;
  margin-top: 7px;
  color: #fff;
  max-width: 100%;
  font-size: clamp(14px, 3.85vw, 16px);
  line-height: 1.45;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.map-card {
  position: relative;
  min-height: 60px;
  margin-top: 14px;
  padding: 8px 12px 8px 8px;
  display: flex;
  align-items: center;
  gap: 10px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 8px;
  color: #fff;
  text-decoration: none;
  background:
    linear-gradient(116deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.07)),
    rgba(255, 120, 31, 0.18);
  box-shadow: 0 12px 26px rgba(80, 16, 7, 0.18);
  transform: translateZ(0);
  transition: transform 240ms ease, border-color 240ms ease, background-color 240ms ease;
}

.map-card::after {
  position: absolute;
  top: -30%;
  bottom: -30%;
  left: -35%;
  width: 34%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.26), transparent);
  transform: rotate(12deg);
  animation: mapCardSweep 5.8s ease-in-out infinite;
  content: "";
}

.map-card:active {
  transform: translateY(1px) scale(0.99);
}

.map-card:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.78);
  outline-offset: 3px;
}

.map-preview {
  position: relative;
  flex: 0 0 78px;
  height: 46px;
  overflow: hidden;
  border-radius: 6px;
  background:
    linear-gradient(135deg, rgba(255, 248, 219, 0.9), rgba(255, 218, 141, 0.7)),
    linear-gradient(90deg, rgba(219, 71, 18, 0.12), rgba(255, 255, 255, 0.16));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.32);
}

.map-preview::before {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, transparent 0 21px, rgba(216, 82, 25, 0.24) 22px 23px, transparent 24px 44px, rgba(255, 255, 255, 0.4) 45px 46px, transparent 47px),
    linear-gradient(0deg, transparent 0 15px, rgba(216, 82, 25, 0.22) 16px 17px, transparent 18px 33px, rgba(255, 255, 255, 0.42) 34px 35px, transparent 36px);
  opacity: 0.86;
  content: "";
}

.map-preview::after {
  position: absolute;
  right: -18px;
  bottom: -14px;
  width: 64px;
  height: 42px;
  border: 2px solid rgba(240, 90, 24, 0.35);
  border-radius: 50%;
  content: "";
}

.map-route {
  position: absolute;
  left: 13px;
  top: 26px;
  z-index: 1;
  width: 52px;
  height: 18px;
  border-top: 2px solid rgba(239, 82, 23, 0.82);
  border-right: 2px solid rgba(239, 82, 23, 0.82);
  border-radius: 0 14px 0 0;
  animation: mapRoutePulse 2.8s ease-in-out infinite;
}

.map-pin {
  position: absolute;
  left: 43px;
  top: 9px;
  z-index: 2;
  width: 14px;
  height: 14px;
  border: 3px solid #fff;
  border-radius: 50% 50% 50% 0;
  background: var(--logo-orange);
  box-shadow: 0 5px 13px rgba(128, 24, 9, 0.22);
  transform: rotate(-45deg);
  animation: mapPinFloat 2.4s ease-in-out infinite;
}

.map-pin::after {
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: #fff;
  content: "";
}

.map-card-copy {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2px;
}

.map-card-copy em {
  color: rgba(255, 243, 211, 0.76);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 10px;
  font-style: normal;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.map-card-copy b {
  color: #fff;
  font-size: 15px;
  line-height: 1.2;
  font-weight: 900;
}

.map-card-arrow {
  position: relative;
  z-index: 1;
  width: 19px;
  height: 19px;
  margin-left: auto;
  border: 1px solid rgba(255, 255, 255, 0.44);
  border-radius: 50%;
}

.map-card-arrow::before {
  position: absolute;
  top: 6px;
  left: 5px;
  width: 6px;
  height: 6px;
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
  transform: rotate(45deg);
  content: "";
}

.info-note {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.22);
  text-align: left;
  overflow-wrap: anywhere;
  font-size: clamp(13px, 3.45vw, 15px);
  line-height: 1.72;
}

.agenda-tabs {
  position: relative;
  z-index: 3;
  width: 100%;
  flex: 0 0 auto;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
  padding: 5px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  background: rgba(118, 25, 11, 0.22);
  box-shadow: 0 12px 26px rgba(88, 18, 7, 0.18);
  backdrop-filter: none;
}

.agenda-tabs button {
  min-height: 42px;
  border: 0;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.86);
  background: transparent;
  cursor: pointer;
  transition: color 240ms ease, background-color 240ms ease, transform 240ms ease;
}

.agenda-tabs button:active {
  transform: scale(0.98);
}

.agenda-tabs button.is-active {
  color: #a9240d;
  background: #fff8e8;
}

.agenda-tabs span {
  display: block;
  font-size: 14px;
  font-weight: 900;
}

.agenda-panels {
  width: 100%;
  min-height: 0;
  margin-top: 20px;
  padding: 0 6px 0 2px;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 244, 200, 0.54) transparent;
}

.agenda-panels::-webkit-scrollbar {
  width: 4px;
}

.agenda-panels::-webkit-scrollbar-track {
  background: transparent;
}

.agenda-panels::-webkit-scrollbar-thumb {
  border-radius: 999px;
  background: rgba(255, 244, 200, 0.5);
}

.timeline-panel {
  --timeline-axis: 12px;
  --timeline-card-offset: 30px;
  position: relative;
  width: 100%;
  display: grid;
  gap: 10px;
  padding-left: var(--timeline-card-offset);
  padding-right: 2px;
}

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

.timeline-panel::before {
  position: absolute;
  top: 12px;
  bottom: 12px;
  left: var(--timeline-axis);
  width: 2px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.2), var(--gold), rgba(255, 255, 255, 0.14));
  transform: translateX(-50%);
  content: "";
}

.timeline-card {
  position: relative;
  width: 100%;
  min-height: 86px;
  padding: 14px 16px 14px 18px;
  display: grid;
  grid-template-columns: minmax(88px, 0.45fr) minmax(0, 1fr);
  column-gap: 14px;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.19), rgba(255, 255, 255, 0.07)),
    rgba(96, 20, 9, 0.12);
  box-shadow: 0 12px 24px rgba(78, 15, 6, 0.17);
  backdrop-filter: none;
}

.timeline-card::after {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(180deg, transparent, rgba(255, 244, 195, 0.22), transparent);
  opacity: 0;
  transform: translateY(70%);
  pointer-events: none;
  content: "";
}

.timeline-card::before {
  position: absolute;
  top: 18px;
  left: calc(var(--timeline-axis) - var(--timeline-card-offset));
  width: 9px;
  height: 9px;
  border: 2px solid #fff8e5;
  border-radius: 50%;
  background: var(--hot-orange);
  box-shadow: 0 0 0 5px rgba(255, 212, 122, 0.16);
  transform: translateX(-50%);
  content: "";
}

.timeline-card time {
  position: relative;
  z-index: 1;
  display: block;
  color: var(--gold);
  font-size: 13px;
  line-height: 1.35;
  font-weight: 900;
}

.timeline-card h3 {
  position: relative;
  z-index: 1;
  margin: 0;
  color: #fff;
  font-size: clamp(15px, 4.3vw, 17px);
  line-height: 1.36;
  font-weight: 900;
}

.timeline-card p {
  position: relative;
  z-index: 1;
  grid-column: 2;
  margin: 4px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 13px;
  line-height: 1.55;
}

.agenda-panels.is-visible .timeline-panel.is-active .timeline-card,
.timeline-panel.is-switching .timeline-card {
  animation: itemIn 680ms cubic-bezier(0.16, 1, 0.3, 1) both;
  animation-delay: calc(var(--i, 0) * 58ms);
}

.agenda-panels.is-visible .timeline-panel.is-active .timeline-card::after,
.timeline-panel.is-switching .timeline-card::after {
  animation: timelineGlowUp 760ms cubic-bezier(0.16, 1, 0.3, 1) both;
  animation-delay: calc(var(--i, 0) * 58ms + 80ms);
}

.timeline-panel.is-active:not(.is-switching) .timeline-card::after {
  animation: timelineGlowLoop 5.6s ease-in-out infinite;
  animation-delay: calc(var(--i, 0) * 210ms);
}

.timeline-panel.is-active .timeline-card::before {
  animation: timelineDotPulse 3.8s ease-in-out infinite;
  animation-delay: calc(var(--i, 0) * 160ms);
}

.closing-section {
  display: grid;
  place-items: center;
  text-align: center;
}

.closing-section::after {
  position: absolute;
  left: 50%;
  bottom: -86px;
  z-index: -1;
  width: 420px;
  height: 220px;
  border-radius: 50%;
  background:
    repeating-radial-gradient(ellipse at 50% 50%, rgba(255, 255, 255, 0.13) 0 1px, transparent 1px 12px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.16), transparent);
  transform: translateX(-50%);
  content: "";
}

.closing-inner {
  width: 100%;
}

.closing-logo {
  width: min(70vw, 286px);
  height: auto;
  filter: brightness(0) invert(1);
  opacity: 0.95;
}

.closing-logo.reveal {
  filter: brightness(0) invert(1) blur(6px);
}

.closing-logo.reveal.is-visible {
  filter: brightness(0) invert(1);
}

.closing-kicker {
  margin: 44px 0 12px;
  color: rgba(255, 255, 255, 0.72);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 12px;
  font-weight: 800;
}

.closing-section h2 {
  margin: 0;
  color: #fff;
  font-family: "InviteTitleSerif", "Source Han Serif SC Heavy", "Source Han Serif SC", "Songti SC", "STSong", serif;
  font-size: clamp(48px, 14vw, 70px);
  line-height: 1.16;
  font-weight: 900;
  letter-spacing: 0.02em;
  text-shadow: 0 14px 28px rgba(80, 15, 6, 0.28);
}

.closing-title {
  position: relative;
  display: inline-block;
  padding: 4px 0 8px;
  isolation: isolate;
}

.closing-title::before {
  position: absolute;
  inset: -24px -38px -16px;
  z-index: -1;
  border-radius: 50%;
  background:
    radial-gradient(ellipse at 28% 38%, rgba(255, 255, 255, 0.28), transparent 36%),
    radial-gradient(ellipse at 72% 60%, rgba(255, 213, 112, 0.36), transparent 42%),
    conic-gradient(from 120deg, transparent, rgba(255, 234, 170, 0.2), transparent, rgba(255, 255, 255, 0.16), transparent);
  filter: blur(14px);
  opacity: 0.72;
  animation: closingAura 8.6s ease-in-out infinite;
  content: "";
}

.closing-title::after {
  position: absolute;
  left: 8%;
  right: 8%;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 238, 176, 0.9), transparent);
  box-shadow: 0 0 20px rgba(255, 223, 144, 0.38);
  animation: closingLineGlow 4.8s ease-in-out infinite;
  content: "";
}

.closing-title span {
  display: block;
  color: transparent;
  background:
    linear-gradient(100deg, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.96)),
    repeating-linear-gradient(
      100deg,
      #ffffff 0%,
      #ffffff 24%,
      #ffe7a6 34%,
      #ffffff 44%,
      #fff2c8 58%,
      #ffffff 72%
    );
  background-size: 100% 100%, 330% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  text-shadow: 0 16px 34px rgba(91, 16, 6, 0.26);
  animation: closingTitleShine 6.2s linear infinite;
}

.closing-title span:nth-child(2) {
  animation-delay: 680ms;
}

.closing-copy {
  position: relative;
  max-width: 360px;
  margin: 30px auto 0;
  padding: 16px 0;
  display: grid;
  gap: 7px;
  text-align: center;
}

.closing-copy::before,
.closing-copy::after {
  position: absolute;
  left: 7%;
  right: 7%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 229, 154, 0.62), transparent);
  content: "";
}

.closing-copy::before {
  top: 0;
}

.closing-copy::after {
  bottom: 0;
}

.closing-copy span {
  display: block;
  color: rgba(255, 255, 255, 0.92);
  font-size: clamp(14px, 3.85vw, 16px);
  line-height: 1.72;
  font-weight: 700;
  text-shadow: 0 8px 18px rgba(79, 14, 6, 0.18);
}

.closing-copy span:last-child {
  color: rgba(255, 238, 187, 0.96);
  font-weight: 800;
}

.closing-date {
  margin-top: 36px;
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.11);
  color: #fff;
  font-weight: 900;
}

.stage-item {
  transform-origin: center;
  backface-visibility: hidden;
  will-change: opacity, filter;
}

.section.is-entering-up {
  animation: pageSheetInForward 640ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.section.is-leaving-up {
  animation: pageSheetOutForward 620ms cubic-bezier(0.55, 0, 0.2, 1) both;
}

.section.is-entering-down {
  animation: pageSheetInBack 640ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.section.is-leaving-down {
  animation: pageSheetOutBack 620ms cubic-bezier(0.55, 0, 0.2, 1) both;
}

body.is-flipping .section.is-page-active .stage-item,
body.is-flipping .section.is-page-entering .stage-item {
  animation: pageContentSettle 820ms cubic-bezier(0.2, 1, 0.22, 1) both;
  animation-delay: calc(var(--stage-in, 0) * 18ms);
}

.reveal {
  opacity: 0;
  filter: blur(6px);
  transform: translate3d(0, 22px, 0);
  transition:
    opacity 760ms cubic-bezier(0.22, 1, 0.36, 1),
    filter 760ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 760ms cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--delay, 0ms);
}

.reveal.is-visible {
  opacity: 1;
  filter: blur(0);
  transform: translate3d(0, 0, 0);
}

[data-split] .char {
  display: inline-block;
  opacity: 0;
  filter: blur(6px);
  transform: translateY(24px) scale(0.92);
  transition:
    opacity 680ms cubic-bezier(0.22, 1, 0.36, 1),
    filter 680ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 680ms cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: calc(var(--i, 0) * 74ms + 140ms);
}

.reveal.is-visible [data-split] .char {
  opacity: 1;
  filter: blur(0);
  transform: translateY(0) scale(1);
}

.motion-paused *,
.motion-paused *::before,
.motion-paused *::after {
  animation-play-state: paused !important;
  scroll-behavior: auto !important;
}

@keyframes pageSheetInForward {
  0% {
    opacity: 0;
    filter: blur(9px);
    transform: translate3d(0, 105%, -90px) rotateX(16deg) scale(0.96);
  }
  100% {
    opacity: 1;
    filter: blur(0);
    transform: translate3d(0, 0, 0) rotateX(0) scale(1);
  }
}

@keyframes pageSheetOutForward {
  0% {
    opacity: 1;
    filter: blur(0);
    transform: translate3d(0, 0, 0) rotateX(0);
  }
  100% {
    opacity: 0;
    filter: blur(9px);
    transform: translate3d(0, -105%, -90px) rotateX(-16deg) scale(0.96);
  }
}

@keyframes pageSheetInBack {
  0% {
    opacity: 0;
    filter: blur(9px);
    transform: translate3d(0, -105%, -90px) rotateX(-16deg) scale(0.96);
  }
  100% {
    opacity: 1;
    filter: blur(0);
    transform: translate3d(0, 0, 0) rotateX(0) scale(1);
  }
}

@keyframes pageSheetOutBack {
  0% {
    opacity: 1;
    filter: blur(0);
    transform: translate3d(0, 0, 0) rotateX(0);
  }
  100% {
    opacity: 0;
    filter: blur(9px);
    transform: translate3d(0, 105%, -90px) rotateX(16deg) scale(0.96);
  }
}

@keyframes pageContentSettle {
  0% {
    transform: translate3d(0, 18px, 0);
  }
  100% {
    transform: translate3d(0, 0, 0);
  }
}

@keyframes cameraPushForward {
  0%,
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1) rotate(0deg);
  }
  48% {
    opacity: 0.92;
    transform: translate3d(0, -2.6vh, 0) scale(1.09) rotate(-1.2deg);
  }
}

@keyframes cameraPullBack {
  0%,
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1) rotate(0deg);
  }
  48% {
    opacity: 0.9;
    transform: translate3d(0, 2.4vh, 0) scale(0.94) rotate(1deg);
  }
}

@keyframes backgroundDepthShift {
  0%,
  100% {
    opacity: 0.46;
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    opacity: 0.58;
    transform: translate3d(0, -10px, 0) scale(1.05);
  }
}

@keyframes backgroundDepthShiftBack {
  0%,
  100% {
    opacity: 0.46;
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    opacity: 0.58;
    transform: translate3d(0, 12px, 0) scale(1.04);
  }
}

@keyframes spaceGridFlip {
  0%,
  100% {
    opacity: 0.18;
    transform: translateX(-50%) perspective(520px) rotateX(64deg) translateY(10px) scale(1);
  }
  50% {
    opacity: 0.32;
    transform: translateX(-50%) perspective(520px) rotateX(60deg) translateY(-28px) scale(1.12);
  }
}

@keyframes spaceGridDrift {
  from {
    opacity: var(--audio-grid-opacity);
    transform: translateX(-50%) perspective(520px) rotateX(64deg) translateY(calc(10px + var(--audio-grid-lift))) scale(var(--audio-grid-scale));
  }
  to {
    opacity: var(--audio-grid-peak-opacity);
    transform: translateX(-50%) perspective(520px) rotateX(63deg) translateY(calc(2px + var(--audio-grid-lift))) scale(var(--audio-grid-scale));
  }
}

@keyframes orbitDriftA {
  from {
    transform: translate3d(var(--audio-low-shift-x), var(--audio-beat-shift-y), 0) rotate(-18deg) scale(var(--audio-orbit-scale));
  }
  to {
    transform: translate3d(calc(-18px + var(--audio-low-shift-x)), calc(18px + var(--audio-beat-shift-y)), 0) rotate(-12deg) scale(var(--audio-orbit-scale));
  }
}

@keyframes orbitDriftB {
  from {
    transform: translate3d(var(--audio-low-shift-x-reverse), var(--audio-beat-shift-y), 0) rotate(16deg) scale(var(--audio-orbit-scale));
  }
  to {
    transform: translate3d(calc(22px + var(--audio-low-shift-x-reverse)), calc(-12px + var(--audio-beat-shift-y)), 0) rotate(10deg) scale(var(--audio-orbit-scale));
  }
}

@keyframes cityDrift {
  from {
    opacity: var(--city-opacity-from);
    transform: translateX(-50%) translateY(0) scale(var(--city-scale));
  }
  to {
    opacity: var(--city-opacity-to);
    transform: translateX(-50%) translateY(-5px) scale(var(--city-scale-end));
  }
}

@keyframes pageCueCommit {
  0%,
  100% {
    opacity: 1;
    transform: translateX(-50%) translateY(0) scale(1);
  }
  36% {
    opacity: 0.5;
    transform: translateX(-50%) translateY(15px) scale(0.78);
  }
  72% {
    opacity: 1;
    transform: translateX(-50%) translateY(-4px) scale(1.08);
  }
}

@keyframes sweepDrift {
  from {
    opacity: 0.44;
    translate: -26px -8px;
  }
  to {
    opacity: 0.86;
    translate: 24px 10px;
  }
}

@keyframes silkFloat {
  from {
    translate: -18px 0;
  }
  to {
    translate: 18px 13px;
  }
}

@keyframes dotPulse {
  from {
    opacity: var(--audio-dot-opacity);
    scale: 0.96;
  }
  to {
    opacity: var(--audio-dot-peak-opacity);
    scale: var(--audio-grid-scale);
  }
}

@keyframes ringGlowBreath {
  0%,
  100% {
    border-color: rgba(255, 255, 255, 0.1);
    opacity: var(--audio-ring-opacity);
  }
  50% {
    border-color: rgba(255, 242, 194, 0.24);
    opacity: var(--audio-ring-peak-opacity);
  }
}

@keyframes ringInnerPulse {
  0%,
  100% {
    border-color: rgba(255, 255, 255, 0.07);
  }
  50% {
    border-color: rgba(255, 240, 190, 0.2);
  }
}

@keyframes slowTurn {
  to {
    rotate: 360deg;
  }
}

@keyframes cueMove {
  0%,
  100% {
    opacity: 0.4;
    translate: 0 0;
  }
  50% {
    opacity: 1;
    translate: 0 8px;
  }
}

@keyframes pageFlipHalo {
  0%,
  100% {
    opacity: 0.25;
    scale: 0.82;
  }
  50% {
    opacity: 0.78;
    scale: 1.08;
  }
}

@keyframes pageArrowFloat {
  0%,
  100% {
    opacity: 0.66;
    transform: translateX(-50%) translateY(0) rotate(45deg);
  }
  38% {
    opacity: 0.96;
    transform: translateX(-50%) translateY(5px) rotate(45deg);
  }
  62% {
    opacity: 0.8;
    transform: translateX(-50%) translateY(8px) rotate(45deg);
  }
}

@keyframes pageRingPulse {
  0%,
  100% {
    opacity: 0.28;
    box-shadow: 0 0 0 0 rgba(255, 230, 166, 0.18);
    transform: translateX(-50%) scale(0.84);
  }
  32% {
    opacity: 0.78;
    box-shadow: 0 0 18px 2px rgba(255, 230, 166, 0.24);
    transform: translateX(-50%) scale(1);
  }
  62% {
    opacity: 0.36;
    box-shadow: 0 0 0 9px rgba(255, 230, 166, 0);
    transform: translateX(-50%) scale(1.1);
  }
}

@keyframes titleShine {
  from {
    background-position: 0 0, 220% 0;
  }
  to {
    background-position: 0 0, -100% 0;
  }
}

@keyframes closingTitleShine {
  from {
    background-position: 0 0, 230% 0;
  }
  to {
    background-position: 0 0, -100% 0;
  }
}

@keyframes closingAura {
  0%,
  100% {
    opacity: 0.5;
    transform: scale(0.96) rotate(0deg);
  }
  50% {
    opacity: 0.86;
    transform: scale(1.04) rotate(4deg);
  }
}

@keyframes closingLineGlow {
  0%,
  100% {
    opacity: 0.34;
    transform: scaleX(0.72);
  }
  50% {
    opacity: 0.9;
    transform: scaleX(1);
  }
}

@keyframes mapCardSweep {
  0%,
  42% {
    left: -38%;
    opacity: 0;
  }
  58% {
    opacity: 1;
  }
  78%,
  100% {
    left: 108%;
    opacity: 0;
  }
}

@keyframes mapRoutePulse {
  0%,
  100% {
    opacity: 0.5;
    transform: translateX(-2px);
  }
  50% {
    opacity: 1;
    transform: translateX(2px);
  }
}

@keyframes mapPinFloat {
  0%,
  100% {
    box-shadow: 0 5px 13px rgba(128, 24, 9, 0.22), 0 0 0 0 rgba(240, 90, 24, 0.26);
    transform: rotate(-45deg) translate(0, 0);
  }
  50% {
    box-shadow: 0 8px 16px rgba(128, 24, 9, 0.18), 0 0 0 7px rgba(240, 90, 24, 0);
    transform: rotate(-45deg) translate(1px, -2px);
  }
}

@keyframes insightBreath {
  0%,
  100% {
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 16px 34px rgba(80, 16, 7, 0.16), 0 0 0 rgba(255, 223, 145, 0);
  }
  50% {
    border-color: rgba(255, 226, 153, 0.38);
    box-shadow: 0 18px 38px rgba(80, 16, 7, 0.18), 0 0 24px rgba(255, 223, 145, 0.1);
  }
}

@keyframes insightSweep {
  0%,
  48% {
    left: -48%;
    opacity: 0;
  }
  62% {
    opacity: 1;
  }
  82%,
  100% {
    left: 112%;
    opacity: 0;
  }
}

@keyframes sectionTitleBreath {
  0%,
  100% {
    text-shadow: 0 8px 20px rgba(94, 19, 8, 0.24), 0 0 0 rgba(255, 232, 166, 0);
    transform: translateY(0);
  }
  50% {
    text-shadow: 0 10px 24px rgba(94, 19, 8, 0.24), 0 0 22px rgba(255, 232, 166, 0.22);
    transform: translateY(-1px);
  }
}

@keyframes infoCardSweep {
  0%,
  42% {
    left: -42%;
    opacity: 0;
  }
  56% {
    opacity: 0.82;
  }
  78%,
  100% {
    left: 116%;
    opacity: 0;
  }
}

@keyframes prologueSweep {
  0%,
  54% {
    left: -42%;
    opacity: 0;
  }
  68% {
    opacity: 0.76;
  }
  88%,
  100% {
    left: 112%;
    opacity: 0;
  }
}

@keyframes itemIn {
  from {
    opacity: 0;
    filter: blur(10px);
    transform: translateY(30px) scale(0.96);
  }
  to {
    opacity: 1;
    filter: blur(0);
    transform: translateY(0) scale(1);
  }
}

@keyframes timelineGlowUp {
  0% {
    opacity: 0;
    transform: translateY(74%);
  }
  42% {
    opacity: 0.85;
  }
  100% {
    opacity: 0;
    transform: translateY(-74%);
  }
}

@keyframes timelineGlowLoop {
  0%,
  62%,
  100% {
    opacity: 0;
    transform: translateY(76%);
  }
  76% {
    opacity: 0.58;
  }
  92% {
    opacity: 0;
    transform: translateY(-78%);
  }
}

@keyframes timelineDotPulse {
  0%,
  100% {
    box-shadow: 0 0 0 5px rgba(255, 212, 122, 0.16), 0 0 0 rgba(255, 245, 210, 0);
    transform: translateX(-50%) scale(1);
  }
  50% {
    box-shadow: 0 0 0 7px rgba(255, 212, 122, 0.08), 0 0 18px rgba(255, 245, 210, 0.32);
    transform: translateX(-50%) scale(1.08);
  }
}

@supports not (-webkit-background-clip: text) {
  .hero-title span,
  .closing-title span {
    color: #fff;
    background: none;
  }
}

@media (max-width: 360px) {
  .section {
    padding-right: 18px;
    padding-left: 18px;
  }
  .audio-pulse {
    bottom: calc(env(safe-area-inset-bottom) + 46px);
    width: min(90vw, 330px);
    height: 58px;
    gap: 2px;
    opacity: calc(0.4 + var(--energy) * 0.3);
  }

  .copy-block p,
  .info-note,
  .closing-copy {
    font-size: 14px;
    line-height: 1.78;
  }

  .hero-title {
    width: min(100%, 284px);
    font-size: 20px;
    line-height: 1.2;
  }

  .hero-title span {
    width: 100%;
  }

  .brand-logo {
    width: min(44vw, 146px);
  }

  .eyebrow {
    margin-top: clamp(16px, 4vh, 26px);
    font-size: 11px;
  }

  .invite-word {
    margin-top: clamp(24px, 6vh, 38px);
  }

  .invite-word strong {
    gap: 2px;
    width: 100%;
    max-width: 284px;
    font-size: clamp(38px, 11.8vw, 44px);
    justify-content: center;
  }

  .hero-meta {
    gap: 8px;
  }

  .hero-meta div {
    padding: 8px 10px;
  }

  .hero-meta strong {
    font-size: 14px;
  }

  .section-nav {
    display: none;
  }

  .section-head {
    gap: 9px;
    margin-bottom: 18px;
  }

  .section-head span {
    font-size: 58px;
  }

  .section-head h2 {
    font-size: 30px;
  }

  .info-list {
    gap: 10px;
  }

  .info-list li {
    min-height: 64px;
    padding: 12px 13px 12px 16px;
  }

  .info-list strong {
    font-size: 14px;
    line-height: 1.38;
  }

  .map-card {
    min-height: 52px;
    margin-top: 10px;
    padding-top: 7px;
    padding-bottom: 7px;
  }

  .map-preview {
    width: 70px;
    height: 42px;
  }

  .info-note {
    margin-top: 14px;
    padding-top: 12px;
    font-size: 12.6px;
    line-height: 1.58;
  }

  .timeline-card {
    min-height: 78px;
    grid-template-columns: 1fr;
    gap: 3px;
    align-items: start;
    padding: 12px 14px 12px 16px;
  }

  .timeline-card p {
    grid-column: 1;
  }
}

@media (max-width: 520px) {
  .invite-page {
    margin-left: auto;
    margin-right: auto;
  }

  .section-nav {
    display: none;
  }

  .hero-inner {
    width: min(100%, 360px);
    margin-left: auto;
    margin-right: auto;
  }

  .hero-title {
    width: min(100%, 330px);
  }
}

@media (max-height: 700px) {
  .section {
    padding-top: calc(env(safe-area-inset-top) + 34px);
    padding-bottom: calc(env(safe-area-inset-bottom) + 40px);
  }

  .brand-logo {
    width: min(50vw, 190px);
  }

  .eyebrow {
    margin-top: 18px;
  }

  .hero-title {
    font-size: clamp(20px, 5.7vw, 25px);
    line-height: 1.18;
  }

  .invite-word {
    margin-top: 26px;
  }

  .invite-word strong {
    font-size: clamp(44px, 12.5vw, 58px);
  }

  .hero-meta {
    gap: 8px;
  }

  .hero-meta div {
    padding-top: 9px;
    padding-bottom: 9px;
  }

  .section-head {
    margin-bottom: 16px;
  }

  .section-head span {
    font-size: 58px;
  }

  .section-head h2 {
    font-size: 30px;
  }

  .info-list {
    gap: 9px;
  }

  .info-list li {
    min-height: 62px;
    padding-top: 11px;
    padding-bottom: 11px;
  }

  .info-list strong {
    margin-top: 5px;
    font-size: 14px;
    line-height: 1.36;
  }

  .map-card {
    min-height: 50px;
    margin-top: 9px;
  }

  .info-note {
    margin-top: 13px;
    padding-top: 11px;
    font-size: 12.5px;
    line-height: 1.54;
  }

  .agenda-panels {
    margin-top: 14px;
  }

  .timeline-panel {
    gap: 9px;
  }

  .timeline-card {
    min-height: 76px;
    padding-top: 11px;
    padding-bottom: 11px;
  }

  .origin-section .section-head {
    margin-bottom: 12px;
  }

  .prologue-copy {
    gap: 8px;
  }

  .prologue-copy p {
    padding-top: 10px;
    padding-bottom: 10px;
    font-size: 12.2px;
    line-height: 1.58;
  }

  .scroll-cue,
  .page-flip {
    left: 50%;
  }
}

@media (max-width: 360px) and (max-height: 700px) {
  .section {
    padding-top: calc(env(safe-area-inset-top) + 30px);
    padding-right: 16px;
    padding-left: 16px;
  }

  .hero-inner {
    width: min(100%, 288px);
  }

  .brand-logo {
    width: min(42vw, 136px);
  }

  .eyebrow {
    margin-top: 12px;
    margin-bottom: 9px;
  }

  .hero-title {
    width: min(100%, 276px);
    font-size: 19px;
    line-height: 1.18;
  }

  .hero-title span {
    width: 100%;
  }

  .invite-word {
    margin-top: 20px;
    gap: 6px;
  }

  .invite-word strong {
    width: 100%;
    max-width: 276px;
    gap: 1px;
    font-size: 38px;
  }

  .hero-meta {
    gap: 7px;
  }

  .hero-meta div {
    padding: 7px 8px;
  }

  .hero-meta strong {
    font-size: 13px;
    line-height: 1.32;
  }
}

@media (min-width: 520px) {
  body {
    background-color: #0c0d0d;
  }

  .invite-page {
    min-height: 100vh;
  }
}

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

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

  .reveal,
  [data-split] .char {
    opacity: 1;
    filter: none;
    transform: none;
  }
}

/* 20260611a customer revision: graphite gray base with restrained orange accents. */
:root {
  --logo-orange: #f05a18;
  --hot-orange: #ff7a1b;
  --burnt-orange: #c94b1c;
  --ash-950: #131414;
  --ash-900: #1b1c1c;
  --ash-820: #252727;
  --ash-760: #313333;
  --ash-680: #4b4d4d;
  --ink-soft: #ece8df;
  --muted-warm: #c7c1b7;
  --cream: #f6f0e7;
  --gold: #ffb260;
  --paper: rgba(246, 240, 231, 0.085);
  --paper-strong: rgba(246, 240, 231, 0.135);
  --line: rgba(246, 240, 231, 0.18);
  --shadow: rgba(0, 0, 0, 0.35);
}

body {
  color: var(--cream);
  background:
    radial-gradient(ellipse at 18% 0%, rgba(255, 122, 27, 0.11), transparent 31%),
    radial-gradient(ellipse at 86% 24%, rgba(255, 255, 255, 0.06), transparent 38%),
    linear-gradient(116deg, rgba(255, 122, 27, 0.11) 0 8%, transparent 8.2% 100%),
    linear-gradient(154deg, transparent 0 36%, rgba(255, 122, 27, 0.052) 36.3% 43%, transparent 43.3% 100%),
    linear-gradient(180deg, #2d2f2f 0%, #191a1a 46%, #0c0d0d 100%);
}

body::before {
  z-index: -4;
  opacity: calc(0.52 + var(--audio-high) * 0.24);
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.032) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.026) 1px, transparent 1px),
    repeating-linear-gradient(115deg, transparent 0 34px, rgba(255, 255, 255, 0.02) 35px 36px, transparent 37px 68px),
    repeating-linear-gradient(24deg, transparent 0 92px, rgba(255, 122, 27, 0.03) 94px 96px, transparent 98px 164px);
  background-size: 34px 34px, 34px 34px, auto, auto;
  transform: translate3d(var(--depth-far-x), var(--depth-far-y), 0) scale(1.035);
  will-change: opacity, transform;
}

body::after {
  z-index: -3;
  opacity: calc(0.58 + var(--audio-low) * 0.16);
  mix-blend-mode: normal;
  background:
    linear-gradient(156deg, transparent 0 15%, rgba(255, 255, 255, 0.06) 15.4% 27%, transparent 27.4% 100%),
    linear-gradient(28deg, transparent 0 60%, rgba(255, 122, 27, 0.11) 60.3% 62.2%, transparent 62.6% 100%),
    linear-gradient(104deg, transparent 0 69%, rgba(255, 255, 255, 0.045) 69.3% 78%, transparent 78.4% 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 42%, rgba(0, 0, 0, 0.26));
  transform: translate3d(var(--depth-mid-x), var(--depth-mid-y), 0) rotate(var(--depth-tilt)) scale(1.02);
  transform-origin: 50% 50%;
  will-change: opacity, transform;
}

.ambient {
  opacity: 0.95;
  transform: translate3d(var(--depth-far-x), var(--depth-far-y), 0);
  transform-style: preserve-3d;
  will-change: transform;
}

.light-sweep {
  height: 118px;
  border-radius: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.13) 46%, rgba(255, 122, 27, 0.2) 52%, transparent 100%);
  filter: blur(14px);
  opacity: calc(0.28 + var(--audio-low) * 0.28);
}

.light-sweep-a {
  top: 9vh;
  left: -28vw;
  transform: rotate(-15deg);
}

.light-sweep-b {
  right: -36vw;
  bottom: 18vh;
  transform: rotate(21deg);
}

.silk {
  width: 132vw;
  height: 64px;
  border-radius: 0;
  background:
    linear-gradient(92deg, transparent 0%, rgba(255, 255, 255, 0.1) 20%, rgba(255, 122, 27, 0.26) 52%, rgba(255, 255, 255, 0.08) 72%, transparent 100%),
    linear-gradient(180deg, rgba(255, 122, 27, 0.18), rgba(198, 74, 29, 0.055));
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.16);
  opacity: calc(0.18 + var(--audio-low) * 0.18);
  clip-path: polygon(0 34%, 100% 0, 100% 64%, 0 100%);
}

.silk-a {
  top: 10vh;
  transform: translateX(-50%) rotate(-7deg);
}

.silk-b {
  top: 24vh;
  opacity: 0.22;
  transform: translateX(-48%) rotate(9deg);
}

.silk-c {
  bottom: 8vh;
  opacity: 0.18;
  transform: translateX(-52%) rotate(-5deg);
}

.dot-field {
  background-image: radial-gradient(rgba(255, 130, 48, 0.32) 1px, transparent 1.4px);
  opacity: calc(0.1 + var(--audio-high) * 0.18);
  mask-image: linear-gradient(135deg, #000 0 38%, transparent 78%);
}

.line-ring {
  border-color: rgba(255, 255, 255, 0.08);
  opacity: 0.22;
}

.line-ring::before,
.line-ring::after {
  border-color: rgba(255, 122, 27, 0.11);
}

.space-grid {
  opacity: 0.1;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.09) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.09) 1px, transparent 1px);
}

.orbit-line {
  border-color: rgba(255, 122, 27, 0.18);
  opacity: 0.22;
}

.orbit-line::before {
  background: rgba(255, 122, 27, 0.9);
  box-shadow: 0 0 18px rgba(255, 122, 27, 0.38);
}

.dot-field.dot-field-b {
  opacity: var(--audio-dot-opacity);
  background-size: var(--audio-dot-size) var(--audio-dot-size);
  filter: brightness(var(--audio-high-brightness));
  translate: calc(var(--audio-low-shift-x-reverse) + var(--depth-near-x)) calc(var(--audio-beat-shift-y) + var(--depth-near-y));
}

.line-ring.line-ring-b {
  opacity: var(--audio-ring-opacity);
  translate: calc(var(--audio-low-shift-x) + var(--depth-near-x)) calc(var(--audio-beat-shift-y) + var(--depth-near-y));
  scale: var(--audio-ring-scale);
  filter: brightness(var(--audio-low-brightness));
}

.line-ring.line-ring-b::before {
  opacity: var(--audio-line-opacity);
}

.line-ring.line-ring-b::after {
  opacity: var(--audio-ring-opacity);
}

.space-grid {
  opacity: var(--audio-grid-opacity);
  background-size: var(--audio-grid-size) var(--audio-grid-size);
  filter: brightness(var(--audio-high-brightness));
}

.dot-field.dot-field-a {
  translate: var(--depth-mid-x) var(--depth-mid-y);
}

.line-ring.line-ring-a {
  translate: var(--depth-mid-x) var(--depth-mid-y);
}

.orbit-line.orbit-line-a {
  opacity: var(--audio-orbit-opacity);
  filter: brightness(var(--audio-low-brightness));
}

.orbit-line.orbit-line-b {
  opacity: var(--audio-line-opacity);
  filter: brightness(var(--audio-low-brightness));
}

.cityline {
  opacity: 0.13;
  background:
    linear-gradient(0deg, rgba(7, 7, 7, 0.58), rgba(255, 122, 27, 0.07) 70%, transparent),
    linear-gradient(90deg,
      transparent 0 3%,
      rgba(255, 255, 255, 0.22) 3% 8%,
      transparent 8% 11%,
      rgba(255, 122, 27, 0.2) 11% 15%,
      transparent 15% 18%,
      rgba(255, 255, 255, 0.2) 18% 25%,
      transparent 25% 31%,
      rgba(255, 122, 27, 0.18) 31% 38%,
      transparent 38% 45%,
      rgba(255, 255, 255, 0.2) 45% 53%,
      transparent 53% 61%,
      rgba(255, 122, 27, 0.19) 61% 70%,
      transparent 70% 78%,
      rgba(255, 255, 255, 0.19) 78% 88%,
      transparent 88% 100%);
}

.audio-pulse {
  opacity: calc(0.28 + var(--energy) * 0.22);
  filter: drop-shadow(0 0 calc(8px + var(--bass) * 16px) rgba(255, 122, 27, 0.18));
}

.audio-pulse::before {
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.26), rgba(255, 122, 27, 0.26), transparent);
}

.audio-pulse::after {
  background: radial-gradient(ellipse at center, rgba(255, 122, 27, calc(0.1 + var(--bass) * 0.12)), transparent 70%);
}

.audio-pulse i {
  background: linear-gradient(180deg, rgba(255, 246, 232, 0.78), rgba(255, 153, 74, 0.48) 52%, rgba(240, 90, 24, 0.16));
  box-shadow:
    0 0 calc(6px + var(--beat) * 18px) rgba(255, 122, 27, calc(0.12 + var(--beat) * 0.24)),
    inset 0 -8px 14px rgba(0, 0, 0, 0.12);
}

.music-toggle {
  border-color: rgba(255, 122, 27, 0.42);
  color: #fff5eb;
  background: rgba(20, 21, 21, 0.66);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.22), inset 0 0 0 1px rgba(255, 255, 255, 0.035);
  backdrop-filter: blur(8px);
}

.section-nav a {
  border-color: rgba(255, 255, 255, 0.34);
  background: rgba(255, 255, 255, 0.06);
}

.section-nav a.is-active {
  background: var(--hot-orange);
  border-color: var(--hot-orange);
}

.invite-page {
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08), 0 32px 96px rgba(0, 0, 0, 0.38);
  background: rgba(18, 19, 19, 0.16);
}

.section::before {
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.07) 0 14%, transparent 14.2% 100%),
    linear-gradient(28deg, transparent 0 66%, rgba(240, 90, 24, 0.12) 66.2% 68.6%, transparent 68.8% 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 36%, rgba(0, 0, 0, 0.22));
}

.hero-section {
  align-items: stretch;
  justify-content: center;
}

.hero-section::after {
  right: -18%;
  bottom: 8%;
  width: 76%;
  height: 34%;
  border: 1px solid rgba(255, 122, 27, 0.2);
  border-radius: 0;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 22px 22px;
  clip-path: polygon(11% 0, 100% 17%, 86% 100%, 0 78%);
  transform: rotate(-8deg);
  opacity: 0.42;
}

.hero-inner {
  position: relative;
  min-height: calc(100svh - env(safe-area-inset-top) - env(safe-area-inset-bottom) - 120px);
  align-items: flex-start;
  justify-content: flex-start;
  text-align: left;
  isolation: isolate;
}

.hero-inner::before {
  position: absolute;
  left: -26px;
  top: clamp(92px, 18vh, 150px);
  bottom: clamp(124px, 20vh, 180px);
  width: 3px;
  border-radius: 999px;
  background: linear-gradient(180deg, transparent, var(--hot-orange) 22%, rgba(255, 255, 255, 0.55) 54%, transparent);
  content: "";
}

.hero-inner::after {
  position: absolute;
  left: 42%;
  right: -30%;
  top: 14%;
  height: 42%;
  z-index: -1;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(136deg, rgba(255, 255, 255, 0.05), rgba(255, 122, 27, 0.08), transparent 72%);
  clip-path: polygon(0 0, 100% 18%, 84% 100%, 12% 78%);
  content: "";
}

.brand-logo {
  width: min(50vw, 188px);
  margin-top: 2px;
  filter: none;
  opacity: 1;
}

.brand-logo.reveal {
  filter: blur(6px);
}

.brand-logo.reveal.is-visible {
  filter: none;
}

.eyebrow {
  margin: clamp(30px, 6.6vh, 54px) 0 14px;
  padding: 6px 11px;
  border: 1px solid rgba(255, 122, 27, 0.38);
  border-radius: 4px;
  color: #f3ded0;
  background: rgba(240, 90, 24, 0.09);
  font-size: 11px;
  line-height: 1.2;
  font-weight: 800;
}

.hero-title {
  width: min(100%, 376px);
  color: #fff;
  font-size: clamp(24px, 6.45vw, 32px);
  line-height: 1.2;
  text-shadow: 0 12px 28px rgba(0, 0, 0, 0.26);
}

.hero-title span {
  width: fit-content;
  margin: 0;
  background:
    linear-gradient(104deg, #ffffff 0%, #f4eee6 58%, #ffffff 100%),
    repeating-linear-gradient(104deg, #ffffff 0%, #ffffff 28%, #ffb260 36%, #ffffff 46%, #ffffff 72%);
  background-size: 100% 100%, 320% 100%;
  -webkit-background-clip: text;
  background-clip: text;
}

.invite-word {
  width: 100%;
  margin-top: clamp(28px, 6.6vh, 48px);
  justify-items: start;
  gap: 7px;
}

.invite-word small {
  color: rgba(255, 178, 96, 0.92);
  font-size: 11px;
  letter-spacing: 0.16em;
}

.invite-word strong {
  gap: 3px;
  padding: 2px 0 8px;
  color: #fff;
  font-size: clamp(46px, 13.1vw, 66px);
  line-height: 0.98;
  text-shadow: 0 16px 30px rgba(0, 0, 0, 0.32);
}

.invite-word::after {
  width: min(58vw, 210px);
  height: 2px;
  display: block;
  background: linear-gradient(90deg, var(--hot-orange), rgba(255, 255, 255, 0.36), transparent);
  content: "";
}

.hero-meta {
  margin-top: auto;
  gap: 10px;
}

.hero-meta div {
  position: relative;
  padding: 12px 14px 12px 16px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-left: 3px solid rgba(255, 122, 27, 0.86);
  border-radius: 6px;
  background:
    linear-gradient(110deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.035)),
    rgba(12, 13, 13, 0.36);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.2);
}

.hero-meta span {
  color: rgba(255, 178, 96, 0.9);
  font-size: 10px;
  letter-spacing: 0.08em;
}

.hero-meta strong {
  color: #f8f2ea;
  font-size: clamp(13px, 3.55vw, 15px);
}

.page-flip::before {
  border-right-color: rgba(255, 255, 255, 0.92);
  border-bottom-color: rgba(255, 255, 255, 0.92);
}

.page-flip::after {
  border-color: rgba(255, 122, 27, 0.4);
  background:
    linear-gradient(180deg, rgba(255, 122, 27, 0.18), rgba(255, 255, 255, 0.045)),
    rgba(18, 19, 19, 0.52);
  box-shadow: 0 0 18px rgba(255, 122, 27, 0.16);
}

.section-head {
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.section-head span {
  min-width: 76px;
  color: rgba(255, 122, 27, 0.22);
  font-size: clamp(56px, 17vw, 78px);
  line-height: 0.82;
}

.section-head h2 {
  position: relative;
  padding-bottom: 8px;
  color: #f9f4ed;
  text-shadow: 0 12px 24px rgba(0, 0, 0, 0.24);
}

.section-head h2::after {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 42px;
  height: 2px;
  background: linear-gradient(90deg, var(--hot-orange), rgba(255, 255, 255, 0.24));
  content: "";
}

.copy-block p,
.info-note,
.closing-copy {
  color: rgba(246, 240, 231, 0.88);
}

.copy-block p::before {
  background: linear-gradient(180deg, var(--hot-orange), rgba(255, 255, 255, 0.28));
}

.prologue-copy {
  gap: 10px;
}

.prologue-copy p,
.info-list li,
.timeline-card {
  border: 1px solid rgba(255, 255, 255, 0.12);
  background:
    linear-gradient(128deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.035)),
    rgba(15, 16, 16, 0.45);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.24);
}

.prologue-copy p {
  border-radius: 6px;
}

.prologue-copy p::before {
  background: linear-gradient(180deg, var(--hot-orange), rgba(255, 255, 255, 0.32), transparent);
}

.prologue-copy strong,
.prologue-sign {
  color: #ffbe7b !important;
}

.value-strip {
  margin-top: 18px;
  padding: 14px 0;
  border-top-color: rgba(255, 255, 255, 0.16);
  border-bottom-color: rgba(255, 255, 255, 0.16);
  color: #f8f2ea;
}

.value-strip i {
  background: var(--hot-orange);
  box-shadow: 0 0 16px rgba(255, 122, 27, 0.42);
}

.info-list {
  gap: 12px;
}

.info-list li {
  border-radius: 6px;
}

.info-list li::before {
  width: 3px;
  background: linear-gradient(180deg, var(--hot-orange), #ffbf80, rgba(255, 255, 255, 0.3));
}

.info-list li::after {
  background: linear-gradient(100deg, transparent, rgba(255, 122, 27, 0.16), transparent);
}

.info-list > li > span {
  color: rgba(255, 178, 96, 0.9);
  letter-spacing: 0.02em;
}

.info-list strong {
  color: #f9f4ed;
}

.map-card {
  border-color: rgba(255, 122, 27, 0.36);
  border-radius: 6px;
  background:
    linear-gradient(116deg, rgba(255, 122, 27, 0.24), rgba(255, 255, 255, 0.07)),
    rgba(16, 17, 17, 0.56);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.22);
}

.map-preview {
  border-radius: 4px;
  background:
    linear-gradient(135deg, rgba(229, 225, 218, 0.88), rgba(185, 181, 173, 0.72)),
    linear-gradient(90deg, rgba(240, 90, 24, 0.18), rgba(255, 255, 255, 0.08));
}

.map-preview::before {
  background:
    linear-gradient(90deg, transparent 0 21px, rgba(240, 90, 24, 0.28) 22px 23px, transparent 24px 44px, rgba(38, 40, 40, 0.18) 45px 46px, transparent 47px),
    linear-gradient(0deg, transparent 0 15px, rgba(240, 90, 24, 0.25) 16px 17px, transparent 18px 33px, rgba(38, 40, 40, 0.18) 34px 35px, transparent 36px);
}

.map-card-copy em {
  color: rgba(255, 178, 96, 0.9);
}

.map-card-arrow {
  border-color: rgba(255, 178, 96, 0.62);
}

.info-note {
  border-top-color: rgba(255, 255, 255, 0.14);
}

.agenda-tabs {
  gap: 5px;
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(13, 14, 14, 0.5);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.24);
}

.agenda-tabs button {
  color: rgba(246, 240, 231, 0.78);
}

.agenda-tabs button.is-active {
  color: #161616;
  background: linear-gradient(180deg, #ffb260, #ff7a1b);
}

.agenda-panels {
  scrollbar-color: rgba(255, 122, 27, 0.5) transparent;
}

.agenda-panels::-webkit-scrollbar-thumb {
  background: rgba(255, 122, 27, 0.42);
}

.timeline-panel::before {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.14), var(--hot-orange), rgba(255, 255, 255, 0.1));
}

.timeline-card {
  border-radius: 6px;
}

.timeline-card::after {
  background: linear-gradient(180deg, transparent, rgba(255, 122, 27, 0.18), transparent);
}

.timeline-card::before {
  border-color: #f8f2ea;
  background: var(--hot-orange);
  box-shadow: 0 0 0 5px rgba(255, 122, 27, 0.15);
}

.timeline-card time {
  color: #ffb260;
}

.timeline-card h3 {
  color: #f9f4ed;
}

.timeline-card p {
  color: rgba(246, 240, 231, 0.72);
}

.closing-section::before {
  background:
    linear-gradient(145deg, rgba(255, 122, 27, 0.14) 0 18%, transparent 18.3% 100%),
    linear-gradient(26deg, transparent 0 61%, rgba(255, 255, 255, 0.08) 61.2% 70%, transparent 70.2% 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 42%, rgba(0, 0, 0, 0.24));
}

.closing-section::after {
  bottom: -64px;
  width: min(112vw, 560px);
  height: 150px;
  border-radius: 0;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 122, 27, 0.12) 1px, transparent 1px);
  background-size: 24px 24px;
  clip-path: polygon(0 30%, 100% 0, 92% 100%, 8% 88%);
  opacity: 0.34;
}

.closing-logo {
  width: min(66vw, 260px);
  filter: none;
}

.closing-logo.reveal {
  filter: blur(6px);
}

.closing-logo.reveal.is-visible {
  filter: none;
}

.closing-kicker {
  color: rgba(255, 178, 96, 0.9);
  letter-spacing: 0.1em;
}

.closing-section h2 {
  text-shadow: 0 18px 34px rgba(0, 0, 0, 0.34);
}

.closing-title::before {
  border-radius: 0;
  background:
    linear-gradient(110deg, transparent, rgba(255, 122, 27, 0.22), rgba(255, 255, 255, 0.08), transparent);
  filter: blur(12px);
  opacity: 0.58;
}

.closing-title::after {
  background: linear-gradient(90deg, transparent, var(--hot-orange), rgba(255, 255, 255, 0.45), transparent);
  box-shadow: 0 0 20px rgba(255, 122, 27, 0.3);
}

.closing-title span {
  background:
    linear-gradient(100deg, #ffffff, #f2ece4 62%, #ffffff),
    repeating-linear-gradient(100deg, #ffffff 0%, #ffffff 24%, #ffb260 34%, #ffffff 44%, #f2ece4 58%, #ffffff 72%);
  background-size: 100% 100%, 330% 100%;
  -webkit-background-clip: text;
  background-clip: text;
}

.closing-copy::before,
.closing-copy::after {
  background: linear-gradient(90deg, transparent, rgba(255, 122, 27, 0.62), rgba(255, 255, 255, 0.24), transparent);
}

.closing-copy span {
  color: rgba(246, 240, 231, 0.9);
  text-shadow: 0 10px 20px rgba(0, 0, 0, 0.22);
}

.closing-copy span:last-child {
  color: #ffbe7b;
}

.closing-date {
  border-color: rgba(255, 122, 27, 0.36);
  background: rgba(16, 17, 17, 0.5);
  color: #f9f4ed;
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.24);
}

@media (max-width: 360px) {
  .brand-logo {
    width: min(46vw, 148px);
  }

  .eyebrow {
    margin-top: clamp(18px, 4.5vh, 28px);
  }

  .hero-title {
    width: min(100%, 288px);
    font-size: 21px;
    line-height: 1.2;
  }

  .hero-title span {
    width: auto;
  }

  .invite-word {
    margin-top: clamp(24px, 5.6vh, 34px);
  }

  .invite-word strong {
    max-width: 288px;
    font-size: clamp(38px, 11.8vw, 44px);
  }

  .hero-inner::before {
    left: -16px;
  }

  .hero-meta div {
    padding: 9px 10px 9px 12px;
  }
}

@media (max-height: 700px) {
  .brand-logo {
    width: min(46vw, 166px);
  }

  .eyebrow {
    margin-top: 16px;
    margin-bottom: 10px;
  }

  .hero-title {
    font-size: clamp(20px, 5.8vw, 26px);
  }

  .invite-word {
    margin-top: 22px;
  }

  .invite-word strong {
    font-size: clamp(40px, 12vw, 52px);
  }

  .hero-meta {
    gap: 7px;
  }

  .hero-meta div {
    padding-top: 8px;
    padding-bottom: 8px;
  }
}

@media (min-width: 520px) {
  body {
    background-color: var(--ash-900);
  }
}

/* 20260611a depth base: heavier depth, darker metal base, data-led spectrum. */
body {
  perspective: 620px;
  background:
    linear-gradient(118deg, rgba(255, 122, 27, 0.16), transparent 24% 72%, rgba(255, 140, 52, 0.1)),
    repeating-linear-gradient(104deg, rgba(255, 255, 255, 0.045) 0 1px, transparent 1px 22px),
    repeating-linear-gradient(18deg, rgba(255, 122, 27, 0.03) 0 1px, transparent 1px 18px),
    linear-gradient(158deg, #07080b 0%, #17191e 42%, #0c0d10 68%, #050506 100%);
}

body::before {
  opacity: calc(0.38 + var(--audio-high) * 0.2 + var(--depth-live) * 0.22);
  background:
    linear-gradient(108deg, transparent 0 18%, rgba(255, 255, 255, 0.08) 18.2% 18.7%, transparent 19% 100%),
    repeating-linear-gradient(116deg, rgba(255, 255, 255, 0.036) 0 1px, transparent 1px 28px);
  transform: translate3d(var(--depth-far-x), var(--depth-far-y), -150px) scale(1.16);
}

body::after {
  opacity: calc(0.34 + var(--audio-low) * 0.18 + var(--depth-live) * 0.18);
  background:
    linear-gradient(72deg, transparent 0 32%, rgba(255, 122, 27, 0.16) 33%, transparent 38% 100%),
    repeating-linear-gradient(92deg, transparent 0 26px, rgba(255, 255, 255, 0.032) 27px 28px, transparent 29px 54px);
  transform:
    translate3d(var(--depth-mid-x), var(--depth-mid-y), -64px)
    rotate(var(--depth-tilt))
    skewY(var(--depth-tilt-y))
    scale(1.12);
}

.invite-page {
  transform:
    translateX(-50%)
    translate3d(var(--depth-stage-x), var(--depth-stage-y), 36px)
    rotateX(var(--depth-rotate-x))
    rotateY(var(--depth-rotate-y));
  transform-style: preserve-3d;
  transition: transform 55ms linear;
  will-change: transform;
}

.section {
  transform-style: preserve-3d;
}

.section::before {
  transform: translate3d(var(--depth-section-x), var(--depth-section-y), -170px) scale(1.14);
}

.hero-section::after,
.closing-section::after {
  transform:
    translate3d(var(--depth-near-x), var(--depth-near-y), 150px)
    rotate(var(--depth-hero-tilt));
}

.ambient {
  perspective: 540px;
  transform-style: preserve-3d;
  transform:
    translate3d(var(--depth-far-x), var(--depth-far-y), -140px)
    rotateX(var(--depth-ambient-rotate-x))
    rotateY(var(--depth-ambient-rotate-y));
  will-change: transform;
}

.light-sweep {
  background: linear-gradient(90deg, transparent 0%, rgba(255, 245, 214, 0.22) 46%, rgba(255, 122, 27, 0.22) 54%, transparent 100%);
  filter: blur(11px) saturate(1.2);
  opacity: calc(0.32 + var(--audio-low) * 0.18 + var(--depth-live) * 0.16);
}

.light-sweep-a {
  translate: var(--depth-sweep-a-x) var(--depth-sweep-a-y);
  transform: translateZ(170px) rotate(-13deg) scale(1.08);
}

.light-sweep-b {
  translate: var(--depth-sweep-b-x) var(--depth-sweep-b-y);
  transform: translateZ(-80px) rotate(18deg) scale(1.16);
}

.silk {
  background:
    linear-gradient(92deg, transparent 0%, rgba(255, 255, 255, 0.1) 18%, rgba(255, 122, 27, 0.24) 48%, transparent 78%),
    linear-gradient(180deg, rgba(42, 44, 50, 0.6), rgba(255, 122, 27, 0.18));
  box-shadow: 0 24px 56px rgba(0, 0, 0, 0.24);
  filter: saturate(1.02) contrast(1.08);
}

.silk-a {
  translate: var(--depth-silk-a-x) var(--depth-silk-a-y);
  transform: translateX(-50%) translateZ(140px) rotate(-8deg);
}

.silk-b {
  translate: var(--depth-silk-b-x) var(--depth-silk-b-y);
  transform: translateX(-48%) translateZ(-42px) rotate(8deg);
}

.silk-c {
  translate: var(--depth-silk-c-x) var(--depth-silk-c-y);
  transform: translateX(-52%) translateZ(92px) rotate(-4deg);
}

.dot-field.dot-field-a {
  translate: var(--depth-dot-a-x) var(--depth-dot-a-y);
  scale: var(--depth-dot-scale);
  transform: translateZ(-120px);
  opacity: var(--audio-dot-opacity);
}

.dot-field.dot-field-b {
  translate: calc(var(--audio-low-shift-x-reverse) + var(--depth-near-x)) calc(var(--audio-beat-shift-y) + var(--depth-near-y));
  scale: var(--depth-dot-b-scale);
  transform: translateZ(160px);
  opacity: var(--audio-dot-peak-opacity);
}

.line-ring.line-ring-a {
  translate: var(--depth-ring-a-x) var(--depth-ring-a-y);
  transform: translateZ(-96px);
  opacity: var(--audio-ring-opacity);
}

.line-ring.line-ring-b {
  translate: calc(var(--audio-low-shift-x) + var(--depth-ring-b-x)) calc(var(--audio-beat-shift-y) + var(--depth-ring-b-y));
  scale: var(--depth-ring-b-scale);
  transform: translateZ(150px);
  opacity: var(--audio-ring-peak-opacity);
}

.space-grid {
  opacity: calc(var(--audio-grid-opacity) + var(--depth-live) * 0.1);
  transform:
    translateX(-50%)
    translate3d(var(--depth-mid-x), calc(var(--audio-grid-lift) + var(--depth-near-y)), -180px)
    perspective(430px)
    rotateX(var(--depth-grid-rotate-x))
    rotateZ(var(--depth-grid-rotate-z))
    scale(var(--depth-grid-scale));
}

.orbit-line.orbit-line-a {
  translate: var(--depth-orbit-a-x) var(--depth-orbit-a-y);
  scale: var(--depth-orbit-scale-a);
  transform: translateZ(128px);
  opacity: var(--audio-orbit-opacity);
}

.orbit-line.orbit-line-b {
  translate: var(--depth-orbit-b-x) var(--depth-orbit-b-y);
  scale: var(--depth-orbit-scale-b);
  transform: translateZ(-110px);
  opacity: calc(var(--audio-orbit-opacity) * 0.82);
}

.cityline-a {
  translate: var(--depth-city-a-x) var(--depth-city-a-y);
  transform: translateX(-50%) translateZ(-150px);
}

.cityline-b {
  translate: var(--depth-city-b-x) var(--depth-city-b-y);
  transform: translateX(-50%) translateZ(74px) scale(0.82);
}

.audio-pulse {
  bottom: calc(env(safe-area-inset-bottom) + 42px);
  width: min(91vw, 444px);
  height: clamp(94px, 14vh, 138px);
  gap: clamp(1px, 0.28vw, 2px);
  opacity: var(--pulse-opacity);
  filter:
    drop-shadow(0 0 16px rgba(255, 122, 27, 0.2))
    drop-shadow(0 12px 24px rgba(0, 0, 0, 0.32));
  transform:
    translate3d(-50%, 0, 190px)
    rotateX(var(--depth-audio-rotate-x))
    rotateY(var(--depth-audio-rotate-y));
}

.audio-pulse::before {
  width: 96%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(245, 247, 248, 0.42), rgba(255, 122, 27, 0.42), transparent);
  opacity: var(--pulse-line-opacity);
}

.audio-pulse::after {
  bottom: -28px;
  height: var(--pulse-glow-height);
  background: radial-gradient(ellipse at center, rgba(255, 122, 27, 0.34), transparent 68%);
  opacity: var(--pulse-glow-opacity);
}

.audio-pulse i {
  width: 2.4px;
  height: 128px;
  max-height: 138px;
  border-radius: 3px 3px 999px 999px;
  opacity: 0.48;
  background:
    linear-gradient(180deg, rgba(246, 247, 240, 0.94), rgba(255, 171, 91, 0.66) 38%, rgba(255, 122, 27, 0.18) 78%, rgba(255, 122, 27, 0.04));
  box-shadow:
    0 0 8px rgba(255, 122, 27, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.28),
    inset 0 -10px 18px rgba(0, 0, 0, 0.24);
  transform: scaleY(0.18);
  transition:
    width 34ms linear,
    opacity 42ms linear,
    transform 34ms cubic-bezier(0.12, 0.92, 0.2, 1);
}

.audio-pulse i:nth-child(3n) {
  width: 2px;
}

.audio-pulse i:nth-child(4n + 1) {
  filter: brightness(1.08);
}

.audio-pulse i:nth-child(n + 27) {
  background:
    linear-gradient(180deg, rgba(245, 248, 248, 0.86), rgba(255, 156, 80, 0.5) 42%, rgba(255, 122, 27, 0.08));
}

/* 20260611a spectrum10: gyro-led depth and vintage radio meter spectrum. */
:root {
  --depth-title-shadow-x: 0px;
  --depth-title-shadow-y: 0px;
  --depth-invite-shadow-x: 0px;
  --depth-invite-shadow-y: 0px;
  --depth-title-rotate-a: 0deg;
  --depth-title-rotate-b: 0deg;
  --depth-title-rotate-c: 0deg;
  --depth-invite-rotate-x: 0deg;
  --depth-invite-rotate-y: 0deg;
  --depth-char-rotate-y: 0deg;
  --depth-card-rotate-y-sm: 0deg;
  --depth-card-rotate-y-md: 0deg;
  --depth-head-rotate-y: 0deg;
  --pulse-panel-glow: 18px;
  --bar-brightness: 1;
  --bar-brightness-strong: 1.08;
  --bar-shadow-size: 9px;
  --bar-peak-opacity: 0.45;
  --s10-body-before-opacity: 0.44;
  --s10-body-after-opacity: 0.44;
  --s10-hero-after-opacity: 0.36;
  --s10-grid-opacity: 0.16;
  --s10-hero-line-glow: 0.16;
  --s10-hero-panel-opacity: 0.22;
  --s10-orbit-b-opacity: 0.18;
}

body {
  perspective: 920px;
  background:
    linear-gradient(112deg, rgba(255, 122, 27, 0.105) 0 9%, transparent 9.3% 100%),
    linear-gradient(24deg, transparent 0 58%, rgba(255, 122, 27, 0.085) 58.2% 60.8%, transparent 61.2% 100%),
    repeating-linear-gradient(102deg, rgba(255, 255, 255, 0.035) 0 1px, transparent 1px 26px),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.018) 0 1px, transparent 1px 34px),
    linear-gradient(180deg, #242525 0%, #131414 46%, #070707 100%);
}

body::before {
  opacity: var(--s10-body-before-opacity);
  background:
    repeating-linear-gradient(118deg, transparent 0 38px, rgba(255, 255, 255, 0.048) 39px 40px, transparent 41px 74px),
    repeating-linear-gradient(27deg, transparent 0 110px, rgba(255, 122, 27, 0.04) 112px 115px, transparent 117px 188px);
  transform: translate3d(var(--depth-far-x), var(--depth-far-y), -240px) rotateX(var(--depth-ambient-rotate-x)) scale(1.24);
  transform-style: preserve-3d;
}

body::after {
  opacity: var(--s10-body-after-opacity);
  background:
    linear-gradient(156deg, transparent 0 18%, rgba(255, 255, 255, 0.062) 18.4% 25%, transparent 25.5% 100%),
    linear-gradient(32deg, transparent 0 68%, rgba(255, 122, 27, 0.13) 68.3% 70.4%, transparent 70.8% 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 46%, rgba(0, 0, 0, 0.34));
  transform:
    translate3d(var(--depth-mid-x), var(--depth-mid-y), -80px)
    rotate(var(--depth-tilt))
    rotateX(var(--depth-ambient-rotate-x))
    rotateY(var(--depth-ambient-rotate-y))
    scale(1.12);
}

.invite-page {
  perspective: 860px;
  transform:
    translateX(-50%)
    translate3d(var(--depth-stage-x), var(--depth-stage-y), 58px)
    rotateX(var(--depth-rotate-x))
    rotateY(var(--depth-rotate-y));
  transform-style: preserve-3d;
}

.section,
.hero-inner,
.closing-inner,
.copy-block,
.info-list,
.agenda-panels {
  transform-style: preserve-3d;
}

.section::before {
  transform: translate3d(var(--depth-far-x), var(--depth-far-y), -260px) scale(1.22);
}

.hero-section::after,
.closing-section::after {
  transform:
    translate3d(var(--depth-near-x), var(--depth-near-y), 230px)
    rotate(var(--depth-hero-tilt))
    rotateX(var(--depth-rotate-x));
  opacity: var(--s10-hero-after-opacity);
}

.ambient {
  perspective: 880px;
  transform:
    translate3d(var(--depth-far-x), var(--depth-far-y), -230px)
    rotateX(var(--depth-ambient-rotate-x))
    rotateY(var(--depth-ambient-rotate-y));
}

.light-sweep-a {
  translate: var(--depth-sweep-a-x) var(--depth-sweep-a-y);
  transform: translateZ(260px) rotate(-15deg) scale(1.08);
}

.light-sweep-b {
  translate: var(--depth-sweep-b-x) var(--depth-sweep-b-y);
  transform: translateZ(-150px) rotate(21deg) scale(1.2);
}

.silk-a {
  translate: var(--depth-silk-a-x) var(--depth-silk-a-y);
  transform: translateX(-50%) translateZ(190px) rotate(-7deg);
}

.silk-b {
  translate: var(--depth-silk-b-x) var(--depth-silk-b-y);
  transform: translateX(-48%) translateZ(-120px) rotate(9deg);
}

.silk-c {
  translate: var(--depth-silk-c-x) var(--depth-silk-c-y);
  transform: translateX(-52%) translateZ(80px) rotate(-5deg);
}

.dot-field.dot-field-a {
  translate: var(--depth-dot-a-x) var(--depth-dot-a-y);
  transform: translateZ(-210px);
}

.dot-field.dot-field-b {
  translate: var(--depth-near-x) var(--depth-near-y);
  transform: translateZ(250px);
}

.line-ring.line-ring-a {
  translate: var(--depth-ring-a-x) var(--depth-ring-a-y);
  transform: translateZ(-180px);
}

.line-ring.line-ring-b {
  translate: var(--depth-ring-b-x) var(--depth-ring-b-y);
  transform: translateZ(230px);
}

.space-grid {
  opacity: var(--s10-grid-opacity);
  transform:
    translateX(-50%)
    translate3d(var(--depth-mid-x), var(--depth-near-y), -260px)
    perspective(520px)
    rotateX(var(--depth-grid-rotate-x))
    rotateZ(var(--depth-grid-rotate-z))
    scale(var(--depth-grid-scale));
}

.orbit-line.orbit-line-a {
  transform: translateZ(240px);
}

.orbit-line.orbit-line-b {
  transform: translateZ(-190px);
  opacity: var(--s10-orbit-b-opacity);
}

.cityline-a {
  transform: translateX(-50%) translateZ(-230px);
}

.cityline-b {
  transform: translateX(-50%) translateZ(130px) scale(0.82);
}

.hero-inner::before {
  transform: translate3d(var(--depth-mid-x), var(--depth-mid-y), 72px);
  box-shadow: 0 0 22px rgba(255, 122, 27, var(--s10-hero-line-glow));
}

.hero-inner::after {
  transform:
    translate3d(var(--depth-far-x), var(--depth-far-y), -160px)
    rotateX(var(--depth-rotate-x))
    rotateY(var(--depth-rotate-y));
  opacity: var(--s10-hero-panel-opacity);
}

.brand-logo,
.eyebrow,
.hero-title,
.hero-title span,
.invite-word,
.hero-meta,
.hero-meta div,
.section-head,
.copy-block p,
.info-list li,
.agenda-tabs,
.timeline-card,
.closing-logo,
.closing-kicker,
.closing-title,
.closing-copy,
.closing-date {
  transform-style: preserve-3d;
  will-change: transform, opacity, filter;
}

.hero-section.is-page-active .brand-logo.reveal.is-visible,
.closing-section.is-page-active .closing-logo.reveal.is-visible {
  transform: translate3d(var(--depth-mid-x), var(--depth-mid-y), 120px) rotateY(var(--depth-rotate-y));
  filter: drop-shadow(0 18px 28px rgba(0, 0, 0, 0.34));
}

.hero-section.is-page-active .eyebrow.reveal.is-visible,
.closing-section.is-page-active .closing-kicker.reveal.is-visible {
  transform: translate3d(var(--depth-near-x), var(--depth-mid-y), 190px) rotateY(var(--depth-rotate-y));
}

.hero-section.is-page-active .hero-title.reveal.is-visible {
  transform:
    translate3d(var(--depth-mid-x), var(--depth-mid-y), 145px)
    rotateX(var(--depth-rotate-x))
    rotateY(var(--depth-rotate-y));
}

.hero-title {
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.18),
    0 18px 36px rgba(0, 0, 0, 0.44),
    var(--depth-title-shadow-x) var(--depth-title-shadow-y) 0 rgba(255, 122, 27, 0.12);
}

.hero-section.is-page-active .hero-title.reveal.is-visible span:nth-child(1) {
  transform: translate3d(var(--depth-far-x), 0, 34px) rotateY(var(--depth-title-rotate-a));
}

.hero-section.is-page-active .hero-title.reveal.is-visible span:nth-child(2) {
  transform: translate3d(var(--depth-mid-x), 0, 86px) rotateY(var(--depth-title-rotate-b));
}

.hero-section.is-page-active .hero-title.reveal.is-visible span:nth-child(3) {
  transform: translate3d(var(--depth-near-x), 0, 138px) rotateY(var(--depth-title-rotate-c));
}

.hero-section.is-page-active .invite-word.reveal.is-visible {
  transform:
    translate3d(var(--depth-near-x), var(--depth-near-y), 210px)
    rotateX(var(--depth-invite-rotate-x))
    rotateY(var(--depth-invite-rotate-y));
}

.invite-word strong {
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.22),
    0 22px 34px rgba(0, 0, 0, 0.5),
    var(--depth-invite-shadow-x) var(--depth-invite-shadow-y) 0 rgba(255, 122, 27, 0.16);
}

.hero-section.is-page-active .invite-word.reveal.is-visible [data-split] .char {
  transform: translate3d(0, 0, 28px) rotateY(var(--depth-char-rotate-y));
}

.hero-section.is-page-active .hero-meta.reveal.is-visible {
  transform: translate3d(var(--depth-mid-x), var(--depth-near-y), 118px);
}

.hero-section.is-page-active .hero-meta.reveal.is-visible div:nth-child(1) {
  transform: translateZ(58px) rotateY(var(--depth-card-rotate-y-sm));
}

.hero-section.is-page-active .hero-meta.reveal.is-visible div:nth-child(2) {
  transform: translateZ(92px) rotateY(var(--depth-card-rotate-y-md));
}

.section.is-page-active .section-head.reveal.is-visible {
  transform: translate3d(var(--depth-mid-x), var(--depth-mid-y), 92px) rotateY(var(--depth-head-rotate-y));
}

.section.is-page-active .copy-block p.reveal.is-visible,
.section.is-page-active .info-list li.reveal.is-visible,
.section.is-page-active .agenda-tabs.reveal.is-visible,
.section.is-page-active .timeline-card.reveal.is-visible,
.section.is-page-active .closing-title.reveal.is-visible,
.section.is-page-active .closing-copy.reveal.is-visible,
.section.is-page-active .closing-date.reveal.is-visible {
  transform: translate3d(var(--depth-stage-x), var(--depth-stage-y), 68px);
}

.audio-pulse {
  --bar-scale: 0.18;
  --bar-peak: 0.18;
  --bar-peak-y: 28px;
  --bar-glow: 0.18;
  bottom: calc(env(safe-area-inset-bottom) + 34px);
  width: min(92vw, 430px);
  height: clamp(108px, 15vh, 132px);
  align-items: flex-end;
  gap: clamp(2px, 0.55vw, 4px);
  padding: 15px 15px 18px;
  overflow: visible;
  border: 1px solid rgba(255, 190, 92, 0.18);
  border-radius: 7px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), transparent 16%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.03) 0 1px, transparent 1px 16px),
    linear-gradient(145deg, rgba(39, 41, 42, 0.82), rgba(10, 10, 10, 0.78));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    inset 0 -18px 28px rgba(0, 0, 0, 0.42),
    0 24px 48px rgba(0, 0, 0, 0.34),
    0 0 var(--pulse-panel-glow) rgba(255, 122, 27, 0.18);
  mix-blend-mode: normal;
  opacity: clamp(0.54, var(--pulse-opacity), 0.96);
  perspective: 620px;
  transform:
    translate3d(-50%, 0, 220px)
    rotateX(var(--depth-audio-rotate-x))
    rotateY(var(--depth-audio-rotate-y));
}

.audio-pulse::before {
  left: 50%;
  top: 6px;
  bottom: auto;
  z-index: 0;
  width: calc(100% - 18px);
  height: calc(100% - 12px);
  border-radius: 5px;
  background:
    linear-gradient(90deg, transparent, rgba(255, 190, 92, 0.16), transparent),
    repeating-linear-gradient(0deg, rgba(255, 190, 92, 0.12) 0 1px, transparent 1px 11px),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.05) 0 1px, transparent 1px 23px);
  opacity: var(--pulse-line-opacity);
  transform: translate3d(-50%, 0, -28px);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.audio-pulse::after {
  left: 50%;
  bottom: -22px;
  z-index: -1;
  width: 84%;
  height: var(--pulse-glow-height);
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(255, 122, 27, 0.36), transparent 68%);
  filter: blur(12px);
  opacity: var(--pulse-glow-opacity);
  transform: translate3d(-50%, 0, -42px);
}

.audio-pulse i {
  --bar-scale: var(--bar, 0.2);
  --bar-peak-y: 28px;
  position: relative;
  z-index: 2;
  height: 100%;
  min-height: 74px;
  max-height: 110px;
  border-radius: 2px;
  background:
    repeating-linear-gradient(0deg, rgba(255, 150, 52, 0.08) 0 5px, transparent 5px 8px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(0, 0, 0, 0.18));
  box-shadow: inset 0 0 0 1px rgba(255, 190, 92, 0.07);
  transform-origin: 50% 100%;
  transition:
    width 80ms linear,
    opacity 92ms linear,
    transform 90ms cubic-bezier(0.18, 0.84, 0.25, 1);
}

.audio-pulse i::before,
.audio-pulse i::after {
  position: absolute;
  left: 0;
  right: 0;
  pointer-events: none;
  content: "";
}

.audio-pulse i::before {
  bottom: 0;
  height: 100%;
  border-radius: inherit;
  background:
    linear-gradient(0deg, #ff7a1b 0%, #ff8f2e 52%, #ffb25c 78%, #fff0bd 100%);
  filter: saturate(1.12) brightness(var(--bar-brightness));
  mask-image: repeating-linear-gradient(0deg, #000 0 5px, transparent 5px 8px);
  transform: scaleY(var(--bar-scale));
  transform-origin: 50% 100%;
  box-shadow: 0 0 var(--bar-shadow-size) rgba(255, 122, 27, var(--bar-glow));
}

.audio-pulse i::after {
  bottom: var(--bar-peak-y);
  height: 2px;
  border-radius: 999px;
  background: rgba(255, 240, 189, 0.86);
  box-shadow: 0 0 8px rgba(255, 178, 96, 0.42);
  opacity: var(--bar-peak-opacity);
}

.audio-pulse i:nth-child(4n + 1)::before {
  filter: saturate(1.18) brightness(var(--bar-brightness-strong));
}

.audio-pulse i:nth-child(n + 35)::before {
  background:
    linear-gradient(0deg, #ff7a1b 0%, #ff9f3d 48%, #ffd085 78%, #fff7d8 100%);
}

@media (max-width: 360px), (max-height: 700px) {
  .audio-pulse {
    width: min(92vw, 360px);
    height: clamp(92px, 14vh, 112px);
    gap: 1.5px;
    padding: 12px 10px 15px;
  }

  .audio-pulse i {
    max-height: 92px;
  }
}

.motion-paused .invite-page,
.motion-paused .ambient,
.motion-paused .section.is-page-active .reveal.is-visible {
  transform: none !important;
}

@media (prefers-reduced-motion: reduce) {
  .invite-page,
  .ambient,
  .section.is-page-active .reveal.is-visible {
    transform: none !important;
  }
}

/* 20260611a spectrum11: lightweight metal depth stage and canvas radio meter. */
:root {
  --s11-metal-opacity: 0.36;
}

body {
  perspective: 1100px;
  background:
    linear-gradient(118deg, rgba(255, 122, 27, 0.12) 0 7%, transparent 7.2% 100%),
    linear-gradient(32deg, transparent 0 62%, rgba(255, 122, 27, 0.095) 62.2% 64.2%, transparent 64.5% 100%),
    radial-gradient(ellipse at 20% 0%, rgba(255, 180, 92, 0.16), transparent 38%),
    radial-gradient(ellipse at 78% 14%, rgba(255, 255, 255, 0.06), transparent 34%),
    linear-gradient(180deg, #242627 0%, #121314 52%, #060606 100%);
}

body::before {
  z-index: -4;
  opacity: var(--s11-metal-opacity);
  background:
    repeating-linear-gradient(112deg, transparent 0 42px, rgba(255, 255, 255, 0.045) 43px 44px, transparent 45px 82px),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.018) 0 1px, transparent 1px 32px);
  transform: translate3d(var(--depth-far-x), var(--depth-far-y), -220px) scale(1.16);
  transform-style: preserve-3d;
}

body::after {
  z-index: -3;
  opacity: 0.48;
  background:
    linear-gradient(90deg, transparent, rgba(255, 122, 27, 0.16), transparent),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 44%, rgba(0, 0, 0, 0.36));
  transform: translate3d(var(--depth-mid-x), var(--depth-mid-y), -110px) rotateY(var(--depth-rotate-y));
  mix-blend-mode: screen;
}

.light-sweep,
.silk,
.dot-field,
.line-ring,
.space-grid,
.orbit-line,
.cityline {
  display: none !important;
  animation: none !important;
}

.ambient {
  perspective: 980px;
  z-index: 12;
  transform: none !important;
}

.invite-page {
  perspective: 1180px;
  transform:
    translateX(-50%)
    translate3d(var(--depth-stage-x), var(--depth-stage-y), 48px)
    rotateX(var(--depth-rotate-x))
    rotateY(var(--depth-rotate-y)) !important;
  transform-style: preserve-3d;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.065),
    0 34px 90px rgba(0, 0, 0, 0.46);
}

.section,
.hero-inner,
.closing-inner,
.copy-block,
.info-list,
.agenda-panels {
  transform-style: preserve-3d;
}

.section::before {
  background:
    radial-gradient(ellipse at 50% 18%, rgba(255, 255, 255, 0.07), transparent 36%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 38%, rgba(0, 0, 0, 0.22));
  transform: translate3d(var(--depth-far-x), var(--depth-far-y), -180px) scale(1.12);
}

.hero-section::after,
.closing-section::after {
  opacity: 0.38;
  border-color: rgba(255, 122, 27, 0.22);
  background:
    repeating-radial-gradient(ellipse, rgba(255, 122, 27, 0.1) 0 1px, transparent 1px 14px);
  transform: translate3d(var(--depth-near-x), var(--depth-near-y), 150px) rotate(-18deg);
}

.hero-inner::before,
.hero-inner::after {
  opacity: 0.38;
  animation: none !important;
}

.hero-inner::before {
  transform: translate3d(var(--depth-mid-x), var(--depth-mid-y), 76px);
  box-shadow: 0 0 20px rgba(255, 122, 27, 0.16);
}

.hero-inner::after {
  opacity: 0.24;
  transform: translate3d(var(--depth-far-x), var(--depth-far-y), -120px);
}

.brand-logo,
.eyebrow,
.hero-title,
.hero-title span,
.invite-word,
.invite-word strong,
.invite-word .char,
.hero-meta,
.hero-meta div,
.section-head,
.copy-block p,
.info-list li,
.agenda-tabs,
.timeline-card,
.closing-logo,
.closing-kicker,
.closing-title,
.closing-copy,
.closing-date {
  transform-style: preserve-3d;
}

.hero-section.is-page-active .brand-logo.reveal.is-visible,
.closing-section.is-page-active .closing-logo.reveal.is-visible {
  transform: translate3d(var(--depth-mid-x), var(--depth-mid-y), 118px) rotateY(var(--depth-rotate-y));
  filter: brightness(0) invert(1) drop-shadow(0 20px 28px rgba(0, 0, 0, 0.36));
}

.hero-section.is-page-active .eyebrow.reveal.is-visible,
.closing-section.is-page-active .closing-kicker.reveal.is-visible {
  transform: translate3d(var(--depth-near-x), var(--depth-mid-y), 168px);
}

.hero-section.is-page-active .eyebrow.reveal.is-visible,
.hero-section.is-page-active .hero-title.reveal.is-visible,
.hero-section.is-page-active .hero-title.reveal.is-visible span,
.hero-section.is-page-active .invite-word.reveal.is-visible,
.hero-section.is-page-active .invite-word.reveal.is-visible *,
.hero-section.is-page-active .hero-meta.reveal.is-visible {
  opacity: 1 !important;
  filter: none !important;
}

.hero-section.is-page-active .hero-title.reveal.is-visible {
  transform:
    translate3d(var(--depth-mid-x), var(--depth-mid-y), 132px)
    rotateX(var(--depth-rotate-x))
    rotateY(var(--depth-rotate-y));
}

.hero-section.is-page-active .hero-title.reveal.is-visible span:nth-child(1) {
  transform: translate3d(var(--depth-far-x), 0, 38px);
}

.hero-section.is-page-active .hero-title.reveal.is-visible span:nth-child(2) {
  transform: translate3d(var(--depth-mid-x), 0, 88px);
}

.hero-section.is-page-active .hero-title.reveal.is-visible span:nth-child(3) {
  transform: translate3d(var(--depth-near-x), 0, 138px);
}

.hero-title {
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.16),
    0 12px 24px rgba(0, 0, 0, 0.54),
    var(--depth-title-shadow-x) var(--depth-title-shadow-y) 0 rgba(255, 122, 27, 0.14);
}

.hero-title span {
  animation: none !important;
  color: #fff;
  background: none;
  -webkit-background-clip: border-box;
  background-clip: border-box;
  -webkit-text-fill-color: #fff;
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.12),
    0 10px 22px rgba(0, 0, 0, 0.56),
    0 0 14px rgba(255, 122, 27, 0.14);
}

.hero-section.is-page-active .invite-word.reveal.is-visible {
  transform:
    translate3d(var(--depth-near-x), var(--depth-near-y), 210px)
    rotateX(var(--depth-rotate-x))
    rotateY(var(--depth-rotate-y));
}

.invite-word strong {
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.22),
    0 14px 26px rgba(0, 0, 0, 0.58),
    var(--depth-invite-shadow-x) var(--depth-invite-shadow-y) 0 rgba(255, 122, 27, 0.14);
}

.hero-section.is-page-active .invite-word.reveal.is-visible [data-split] .char {
  transform: translate3d(0, 0, 30px);
}

.hero-section.is-page-active .hero-meta.reveal.is-visible {
  transform: translate3d(var(--depth-mid-x), var(--depth-near-y), 118px);
}

.hero-section .hero-meta {
  margin-bottom: clamp(96px, 15svh, 126px);
}

.hero-section.is-page-active .hero-meta.reveal.is-visible div:nth-child(1) {
  transform: translateZ(56px);
}

.hero-section.is-page-active .hero-meta.reveal.is-visible div:nth-child(2) {
  transform: translateZ(92px);
}

.section.is-page-active .section-head.reveal.is-visible {
  transform: translate3d(var(--depth-mid-x), var(--depth-mid-y), 92px) rotateY(var(--depth-rotate-y));
}

.section.is-page-active .copy-block p.reveal.is-visible,
.section.is-page-active .info-list li.reveal.is-visible,
.section.is-page-active .agenda-tabs.reveal.is-visible,
.section.is-page-active .timeline-card.reveal.is-visible,
.section.is-page-active .closing-title.reveal.is-visible,
.section.is-page-active .closing-copy.reveal.is-visible,
.section.is-page-active .closing-date.reveal.is-visible {
  transform: translate3d(var(--depth-stage-x), var(--depth-stage-y), 62px);
}

.prologue-copy p,
.info-list li,
.timeline-card {
  background:
    linear-gradient(126deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.025)),
    linear-gradient(180deg, rgba(255, 122, 27, 0.055), rgba(0, 0, 0, 0.06));
  border-color: rgba(255, 178, 92, 0.17);
  box-shadow:
    0 14px 28px rgba(0, 0, 0, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.audio-pulse {
  left: 50%;
  bottom: calc(env(safe-area-inset-bottom) + 24px);
  z-index: 14;
  width: min(92vw, 430px);
  height: clamp(92px, 12svh, 112px);
  display: block;
  padding: 0;
  overflow: visible;
  border: 1px solid rgba(255, 178, 92, 0.2);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.075), transparent 18%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.035) 0 1px, transparent 1px 18px),
    linear-gradient(145deg, rgba(43, 45, 45, 0.86), rgba(7, 7, 7, 0.82));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    inset 0 -22px 28px rgba(0, 0, 0, 0.44),
    0 24px 48px rgba(0, 0, 0, 0.38),
    0 0 var(--pulse-panel-glow) rgba(255, 122, 27, 0.18);
  mix-blend-mode: normal;
  opacity: var(--pulse-opacity);
  transform:
    translate3d(-50%, 0, 210px)
    rotateX(var(--depth-audio-rotate-x))
    rotateY(var(--depth-audio-rotate-y));
}

.audio-pulse::before {
  position: absolute;
  inset: 8px;
  width: auto;
  height: auto;
  border-radius: 5px;
  background:
    linear-gradient(90deg, transparent, rgba(255, 178, 92, 0.14), transparent),
    repeating-linear-gradient(0deg, rgba(255, 178, 92, 0.1) 0 1px, transparent 1px 10px);
  opacity: var(--pulse-line-opacity);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.055);
  transform: none;
}

.audio-pulse::after {
  position: absolute;
  left: 50%;
  bottom: -22px;
  z-index: -1;
  width: 84%;
  height: var(--pulse-glow-height);
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(255, 122, 27, 0.34), transparent 70%);
  filter: blur(13px);
  opacity: var(--pulse-glow-opacity);
  transform: translate3d(-50%, 0, -36px);
}

.audio-pulse i {
  display: none !important;
}

.spectrum-canvas {
  position: relative;
  z-index: 2;
  display: block;
  width: 100%;
  height: 100%;
}

.audio-pulse[data-pulse-mode="blocked"],
.audio-pulse[data-pulse-mode="paused"],
.audio-pulse[data-pulse-mode="idle"] {
  opacity: 0.72;
}

.gyro-debug-panel {
  position: fixed;
  left: 12px;
  top: calc(env(safe-area-inset-top) + 12px);
  z-index: 9999;
  padding: 7px 9px;
  border-radius: 6px;
  color: #fff;
  background: rgba(0, 0, 0, 0.74);
  font-size: 12px;
  pointer-events: none;
}

@media (max-width: 360px), (max-height: 700px) {
  .audio-pulse {
    width: min(92vw, 360px);
    height: clamp(78px, 11svh, 96px);
  }

  .hero-section .hero-meta {
    margin-bottom: 88px;
  }
}

/* Keep cover text crisp; the depth comes from grouped layers and shadows. */
.hero-section .eyebrow,
.hero-section .hero-title,
.hero-section .invite-word,
.hero-section .hero-meta {
  position: relative;
  z-index: 5;
  opacity: 1 !important;
  filter: none !important;
}

.hero-section .hero-title span,
.hero-section .invite-word small,
.hero-section .invite-word strong,
.hero-section .invite-word .char {
  opacity: 1 !important;
  filter: none !important;
  transform: none !important;
}

.hero-section .hero-title {
  color: #fff !important;
  transform:
    translate3d(var(--depth-mid-x), var(--depth-mid-y), 118px)
    rotateX(var(--depth-rotate-x))
    rotateY(var(--depth-rotate-y)) !important;
}

.hero-section .hero-title span {
  display: block !important;
  color: #fff !important;
  background: none !important;
  -webkit-background-clip: border-box !important;
  background-clip: border-box !important;
  -webkit-text-fill-color: #fff !important;
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.18),
    0 12px 24px rgba(0, 0, 0, 0.62),
    0 0 16px rgba(255, 122, 27, 0.16) !important;
}

.hero-section .invite-word {
  transform:
    translate3d(var(--depth-near-x), var(--depth-near-y), 168px)
    rotateX(var(--depth-rotate-x))
    rotateY(var(--depth-rotate-y)) !important;
}

/* 20260611a spectrum12: cinematic metal stage, canvas depth scene and waveform visualizer. */
body.build-spectrum12 {
  perspective: 1450px;
  color: #f5f3ec;
  background:
    radial-gradient(ellipse at 50% 8%, rgba(124, 132, 132, 0.28), transparent 32%),
    radial-gradient(ellipse at 78% 24%, rgba(255, 127, 35, 0.14), transparent 34%),
    linear-gradient(180deg, #222526 0%, #101112 48%, #030304 100%) !important;
}

body.build-spectrum12::before {
  z-index: -5;
  opacity: 0.72 !important;
  background:
    linear-gradient(115deg, transparent 0 28%, rgba(255, 255, 255, 0.04) 29%, transparent 32% 100%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.026) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.018) 0 1px, transparent 1px 42px) !important;
  transform: translate3d(var(--depth-far-x), var(--depth-far-y), -260px) scale(1.18) !important;
}

body.build-spectrum12::after {
  z-index: 1;
  opacity: 0.34 !important;
  mix-blend-mode: screen;
  background:
    linear-gradient(90deg, transparent 0%, rgba(255, 132, 36, 0.08) 50%, transparent 100%),
    radial-gradient(ellipse at 52% 22%, rgba(255, 255, 255, 0.07), transparent 34%) !important;
  transform: translate3d(var(--depth-mid-x), var(--depth-mid-y), -120px) !important;
}

body.build-spectrum12 .ambient {
  z-index: 0 !important;
  perspective: 1500px;
  transform: none !important;
  mix-blend-mode: normal;
}

.depth-scene-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  display: block;
  width: 100%;
  height: 100%;
  transform: translate3d(0, 0, -260px) scale(1.04);
  pointer-events: none;
}

body.build-spectrum12 .light-sweep,
body.build-spectrum12 .silk,
body.build-spectrum12 .dot-field,
body.build-spectrum12 .line-ring,
body.build-spectrum12 .space-grid,
body.build-spectrum12 .orbit-line,
body.build-spectrum12 .cityline {
  display: none !important;
  animation: none !important;
}

body.build-spectrum12 .invite-page {
  z-index: 2;
  max-width: min(100vw, 480px);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 26%, rgba(0, 0, 0, 0.18)),
    linear-gradient(145deg, rgba(25, 27, 28, 0.54), rgba(5, 5, 6, 0.36)) !important;
  border-inline: 1px solid rgba(255, 255, 255, 0.055);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.04),
    0 36px 110px rgba(0, 0, 0, 0.6),
    0 0 58px rgba(255, 126, 33, 0.08) !important;
  transform:
    translateX(-50%)
    translate3d(var(--depth-stage-x), var(--depth-stage-y), 62px)
    rotateX(var(--depth-rotate-x))
    rotateY(var(--depth-rotate-y)) !important;
  transform-style: preserve-3d;
}

body.build-spectrum12 .section {
  padding: calc(env(safe-area-inset-top) + 52px) 25px calc(env(safe-area-inset-bottom) + 148px);
  background: transparent !important;
  transition:
    opacity 560ms cubic-bezier(0.18, 1, 0.22, 1),
    transform 560ms cubic-bezier(0.18, 1, 0.22, 1);
  will-change: opacity, transform;
}

body.build-spectrum12 .section::before {
  opacity: 0.82;
  background:
    radial-gradient(ellipse at 50% 16%, rgba(255, 255, 255, 0.075), transparent 34%),
    radial-gradient(ellipse at 86% 70%, rgba(255, 124, 33, 0.06), transparent 32%),
    linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.26) 100%) !important;
  transform: translate3d(var(--depth-far-x), var(--depth-far-y), -220px) scale(1.12);
}

body.build-spectrum12 .section.is-page-active {
  transform: translate3d(0, 0, 0) scale(1) !important;
}

body.build-spectrum12 .section.is-page-entering {
  z-index: 3;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate3d(0, 0, 0) scale(1) !important;
}

body.build-spectrum12 .section.is-page-leaving {
  z-index: 2;
  opacity: 1;
  visibility: visible;
  pointer-events: none;
}

body.build-spectrum12 .section.is-page-before {
  transform: translate3d(0, -14%, -150px) scale(0.94) !important;
}

body.build-spectrum12 .section.is-page-after {
  transform: translate3d(0, 14%, -150px) scale(0.94) !important;
}

body.build-spectrum12 .section.is-entering-up,
body.build-spectrum12 .section.is-entering-down {
  animation: s12PageIn 620ms cubic-bezier(0.18, 1, 0.22, 1) both !important;
}

body.build-spectrum12 .section.is-leaving-up,
body.build-spectrum12 .section.is-leaving-down {
  animation: s12PageOut 600ms cubic-bezier(0.42, 0, 0.18, 1) both !important;
}

body.build-spectrum12.is-flipping .section.is-page-active .stage-item,
body.build-spectrum12.is-flipping .section.is-page-entering .stage-item {
  animation: none !important;
}

body.build-spectrum12 .reveal {
  filter: none !important;
  transition:
    opacity 560ms cubic-bezier(0.18, 1, 0.22, 1),
    transform 560ms cubic-bezier(0.18, 1, 0.22, 1) !important;
}

body.build-spectrum12 .hero-inner,
body.build-spectrum12 .closing-inner,
body.build-spectrum12 .content-section > * {
  transform-style: preserve-3d;
}

body.build-spectrum12 .hero-inner {
  justify-content: center;
  gap: clamp(14px, 3svh, 25px);
}

body.build-spectrum12 .brand-logo,
body.build-spectrum12 .closing-logo {
  filter:
    brightness(0) invert(1)
    drop-shadow(0 18px 30px rgba(0, 0, 0, 0.52))
    drop-shadow(0 0 14px rgba(255, 126, 33, 0.14)) !important;
}

body.build-spectrum12 .hero-section .brand-logo.reveal.is-visible,
body.build-spectrum12 .closing-section .closing-logo.reveal.is-visible {
  transform: translate3d(var(--depth-far-x), var(--depth-far-y), 80px) !important;
}

body.build-spectrum12 .eyebrow,
body.build-spectrum12 .closing-kicker {
  color: rgba(255, 190, 118, 0.9) !important;
  letter-spacing: 0.18em;
  text-shadow: 0 0 18px rgba(255, 127, 35, 0.18);
  transform: translate3d(var(--depth-mid-x), var(--depth-mid-y), 150px) !important;
}

body.build-spectrum12 .hero-title {
  color: #fff !important;
  transform:
    translate3d(var(--depth-mid-x), var(--depth-mid-y), 172px)
    rotateX(var(--depth-rotate-x-soft))
    rotateY(var(--depth-rotate-y)) !important;
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.18),
    0 18px 34px rgba(0, 0, 0, 0.72),
    var(--depth-title-shadow-x) var(--depth-title-shadow-y) 0 rgba(255, 125, 34, 0.14),
    0 0 24px rgba(255, 255, 255, 0.06) !important;
}

body.build-spectrum12 .hero-title span {
  color: #fff !important;
  background: none !important;
  -webkit-text-fill-color: #fff !important;
  letter-spacing: 0 !important;
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.18),
    0 16px 32px rgba(0, 0, 0, 0.74),
    0 0 18px rgba(255, 127, 35, 0.13) !important;
}

body.build-spectrum12 .hero-title span:nth-child(1) {
  transform: translate3d(var(--depth-far-x), 0, 56px) !important;
}

body.build-spectrum12 .hero-title span:nth-child(2) {
  transform: translate3d(var(--depth-mid-x), 0, 114px) !important;
}

body.build-spectrum12 .hero-title span:nth-child(3) {
  transform: translate3d(var(--depth-near-x), 0, 176px) !important;
}

body.build-spectrum12 .invite-word {
  transform:
    translate3d(var(--depth-near-x), var(--depth-near-y), 230px)
    rotateX(var(--depth-rotate-x-soft))
    rotateY(var(--depth-rotate-y-soft)) !important;
}

body.build-spectrum12 .invite-word small {
  color: rgba(255, 180, 102, 0.76);
}

body.build-spectrum12 .invite-word strong {
  color: #fff !important;
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.24),
    0 18px 38px rgba(0, 0, 0, 0.72),
    var(--depth-invite-shadow-x) var(--depth-invite-shadow-y) 0 rgba(255, 127, 35, 0.18) !important;
}

body.build-spectrum12 .hero-meta {
  margin-bottom: clamp(82px, 12svh, 112px) !important;
  transform: translate3d(var(--depth-mid-x), var(--depth-near-y), 150px) !important;
}

body.build-spectrum12 .hero-meta div,
body.build-spectrum12 .prologue-copy p,
body.build-spectrum12 .info-list li,
body.build-spectrum12 .agenda-tabs,
body.build-spectrum12 .timeline-card,
body.build-spectrum12 .closing-date {
  border-color: rgba(255, 176, 94, 0.18) !important;
  background:
    linear-gradient(132deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.026)),
    linear-gradient(180deg, rgba(255, 132, 36, 0.055), rgba(0, 0, 0, 0.12)) !important;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.105),
    0 14px 34px rgba(0, 0, 0, 0.3),
    0 0 24px rgba(255, 126, 33, 0.045) !important;
  backdrop-filter: blur(8px);
}

body.build-spectrum12 .section-head,
body.build-spectrum12 .copy-block,
body.build-spectrum12 .info-list,
body.build-spectrum12 .agenda-panels,
body.build-spectrum12 .closing-title,
body.build-spectrum12 .closing-copy {
  transform: translate3d(var(--depth-stage-x), var(--depth-stage-y), 100px) !important;
}

body.build-spectrum12 .section-head span {
  color: rgba(255, 149, 56, 0.88) !important;
  text-shadow: 0 0 18px rgba(255, 126, 33, 0.2);
}

body.build-spectrum12 .section-head h2,
body.build-spectrum12 .closing-title {
  color: #fff !important;
  text-shadow:
    0 12px 28px rgba(0, 0, 0, 0.62),
    0 0 18px rgba(255, 126, 33, 0.1);
  animation: none !important;
}

body.build-spectrum12 .page-flip,
body.build-spectrum12 .music-toggle,
body.build-spectrum12 .section-nav {
  z-index: 28;
}

body.build-spectrum12 .page-flip {
  bottom: calc(env(safe-area-inset-bottom) + 8px);
  width: 38px;
  height: 38px;
  opacity: 0.74;
  background: rgba(255, 255, 255, 0.06);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.16),
    0 0 24px rgba(255, 126, 33, 0.18);
}

body.build-spectrum12 .audio-pulse {
  position: absolute !important;
  left: 50% !important;
  bottom: calc(env(safe-area-inset-bottom) - 6px) !important;
  z-index: 1 !important;
  width: min(100vw, 480px) !important;
  height: clamp(108px, 14svh, 132px) !important;
  display: block !important;
  overflow: visible;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  opacity: var(--pulse-opacity) !important;
  mix-blend-mode: screen !important;
  pointer-events: none;
  transform:
    translate3d(-50%, var(--depth-far-y), -140px)
    rotateX(calc(var(--depth-audio-rotate-x) * 0.36))
    rotateY(calc(var(--depth-audio-rotate-y) * 0.32)) !important;
  transform-style: preserve-3d;
}

body.build-spectrum12 .audio-pulse::before {
  position: absolute;
  left: 50% !important;
  right: auto !important;
  bottom: 10px !important;
  top: auto !important;
  width: 92% !important;
  height: 1px !important;
  border-radius: 999px !important;
  background:
    linear-gradient(90deg, transparent, rgba(183, 190, 188, 0.18), rgba(255, 126, 33, 0.2), transparent) !important;
  opacity: var(--pulse-line-opacity) !important;
  transform: translate3d(-50%, 0, 0) !important;
}

body.build-spectrum12 .audio-pulse::after {
  left: 50% !important;
  bottom: -38px !important;
  width: 100% !important;
  height: var(--pulse-glow-height) !important;
  border-radius: 50% !important;
  background: radial-gradient(ellipse at center, rgba(255, 126, 33, 0.22), transparent 74%) !important;
  filter: blur(20px);
  opacity: var(--pulse-glow-opacity) !important;
  transform: translate3d(-50%, 0, -48px) !important;
}

body.build-spectrum12 .audio-pulse i {
  display: none !important;
}

body.build-spectrum12 .spectrum-canvas {
  position: relative;
  z-index: 2;
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0.9;
}

@keyframes s12PageIn {
  0% {
    opacity: 0;
    transform: translate3d(0, 13%, -190px) scale(0.94);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
}

@keyframes s12PageOut {
  0% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate3d(0, -10%, -180px) scale(0.95);
  }
}

@media (max-width: 380px), (max-height: 720px) {
  body.build-spectrum12 .section {
    padding-inline: 22px;
    padding-bottom: calc(env(safe-area-inset-bottom) + 132px);
  }

  body.build-spectrum12 .audio-pulse {
    width: min(100vw, 420px) !important;
    height: 92px !important;
    bottom: calc(env(safe-area-inset-bottom) - 8px) !important;
  }

  body.build-spectrum12 .hero-meta {
    margin-bottom: 76px !important;
  }
}

/* 20260611a spectrum16: deep console stage, centered cover, 3D flip and live frequency bars. */
body.build-console16 {
  --console-black: #050606;
  --console-ink: #101212;
  --console-panel: rgba(38, 40, 40, 0.68);
  --console-panel-soft: rgba(210, 218, 214, 0.07);
  --console-line: rgba(214, 220, 216, 0.18);
  --console-line-soft: rgba(214, 220, 216, 0.1);
  --console-white: #eef1ed;
  --console-gray: #bcc3bf;
  --console-muted: #8b9490;
  --console-orange: #ff7a1b;
  --console-orange-soft: rgba(255, 122, 27, 0.18);
  perspective: 1700px;
  color: var(--console-white);
  background:
    radial-gradient(ellipse at 50% -8%, rgba(238, 242, 238, 0.2), transparent 34%),
    radial-gradient(ellipse at 72% 46%, rgba(138, 146, 142, 0.14), transparent 38%),
    radial-gradient(ellipse at 78% 58%, rgba(255, 122, 27, 0.075), transparent 36%),
    radial-gradient(ellipse at 14% 82%, rgba(210, 218, 214, 0.12), transparent 34%),
    linear-gradient(180deg, #242727 0%, #111313 45%, #030303 100%) !important;
}

body.build-console16::before {
  z-index: -5;
  opacity: 0.8 !important;
  background:
    linear-gradient(115deg, transparent 0 31%, rgba(255, 255, 255, 0.035) 31.5%, transparent 34% 100%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.025) 0 1px, transparent 1px 42px),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.018) 0 1px, transparent 1px 36px) !important;
  transform: translate3d(var(--depth-far-x), var(--depth-far-y), -320px) scale(1.22) !important;
}

body.build-console16::after {
  z-index: 1;
  opacity: 0.32 !important;
  mix-blend-mode: screen;
  background:
    radial-gradient(ellipse at 50% 18%, rgba(255, 255, 255, 0.12), transparent 28%),
    linear-gradient(90deg, transparent 0%, rgba(255, 122, 27, 0.06) 50%, transparent 100%) !important;
  transform: translate3d(var(--depth-mid-x), var(--depth-mid-y), -160px) !important;
}

body.build-console16 .ambient {
  position: fixed !important;
  inset: 0 !important;
  z-index: 0 !important;
  perspective: 1700px;
  transform: none !important;
  pointer-events: none;
}

body.build-console16 .depth-scene-canvas {
  opacity: 0.78;
  filter: saturate(0.78) contrast(1.08) brightness(0.86);
  transform: none !important;
}

body.build-console16 .invite-page {
  z-index: 2;
  max-width: min(100vw, 480px);
  background:
    linear-gradient(180deg, rgba(224, 230, 226, 0.055), transparent 24%, rgba(0, 0, 0, 0.22)),
    radial-gradient(ellipse at 50% 20%, rgba(220, 226, 222, 0.08), transparent 35%),
    linear-gradient(145deg, rgba(38, 40, 40, 0.58), rgba(7, 8, 8, 0.48)) !important;
  border-inline: 1px solid rgba(214, 220, 216, 0.08);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.035),
    0 34px 120px rgba(0, 0, 0, 0.72),
    0 0 68px rgba(255, 122, 27, 0.06) !important;
  transform:
    translateX(-50%)
    translate3d(0, 0, 56px) !important;
  transform-style: preserve-3d;
}

body.build-console16 .section {
  padding: calc(env(safe-area-inset-top) + 46px) 24px calc(env(safe-area-inset-bottom) + 150px);
  background: transparent !important;
  transform-style: preserve-3d;
  transition:
    opacity 680ms cubic-bezier(0.18, 1, 0.22, 1),
    transform 720ms cubic-bezier(0.18, 1, 0.22, 1),
    filter 720ms cubic-bezier(0.18, 1, 0.22, 1) !important;
}

body.build-console16 .section::before {
  display: none !important;
  content: none !important;
}

body.build-console16 .section.is-page-before {
  opacity: 0 !important;
  transform: translate3d(0, -14%, -220px) rotateX(-16deg) scale(0.94) !important;
  filter: none !important;
}

body.build-console16 .section.is-page-after {
  opacity: 0 !important;
  transform: translate3d(0, 14%, -220px) rotateX(16deg) scale(0.94) !important;
  filter: none !important;
}

body.build-console16 .section.is-page-active {
  opacity: 1 !important;
  transform: translate3d(0, 0, 0) rotateX(0deg) scale(1) !important;
  filter: none;
}

body.build-console16 .section.is-page-entering.is-transition-primed {
  animation: none !important;
  opacity: 0 !important;
  visibility: visible;
  filter: none !important;
}

body.build-console16 .section.is-page-entering.is-entering-up.is-transition-primed,
body.build-console16 .section.is-page-entering.is-entering-down.is-transition-primed {
  transform: translate3d(0, 14%, -220px) rotateX(16deg) scale(0.94) !important;
}

body.build-console16 .section.is-entering-up,
body.build-console16 .section.is-entering-down {
  animation: console16PageIn 760ms cubic-bezier(0.18, 1, 0.22, 1) both !important;
}

body.build-console16 .section.is-leaving-up {
  animation: console16PageOutUp 720ms cubic-bezier(0.22, 1, 0.36, 1) both !important;
}

body.build-console16 .section.is-leaving-down {
  animation: console16PageOutDown 720ms cubic-bezier(0.22, 1, 0.36, 1) both !important;
}

body.build-console16 .reveal {
  opacity: 0 !important;
  transform: translate3d(0, 28px, -96px) rotateX(13deg) scale(0.965) !important;
  transform-origin: 50% 50%;
  transition:
    opacity 640ms cubic-bezier(0.18, 1, 0.22, 1) var(--delay, 0ms),
    transform 780ms cubic-bezier(0.18, 1, 0.22, 1) var(--delay, 0ms) !important;
  filter: none !important;
}

body.build-console16 .reveal.is-visible {
  opacity: 1 !important;
  transform: translate3d(0, 0, 72px) rotateX(0deg) scale(1) !important;
  filter: none !important;
}

body.build-console16 .hero-section {
  text-align: center;
}

body.build-console16 .hero-inner {
  width: min(100%, 370px);
  min-height: 100%;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(12px, 2.2svh, 22px);
  padding-bottom: 38px;
  text-align: center;
  transform: translate3d(var(--depth-mid-x), var(--depth-mid-y), 104px) !important;
}

body.build-console16 .brand-logo,
body.build-console16 .closing-logo {
  width: min(56vw, 190px);
  margin-inline: auto;
  filter:
    drop-shadow(0 14px 26px rgba(0, 0, 0, 0.7))
    drop-shadow(0 0 10px rgba(255, 255, 255, 0.16));
}

body.build-console16 .eyebrow,
body.build-console16 .closing-kicker {
  margin: 0 auto;
  color: #1a1a1a !important;
  background: linear-gradient(90deg, rgba(255, 122, 27, 0.92), rgba(255, 154, 66, 0.82));
  border: 0;
  box-shadow: 0 0 28px rgba(255, 122, 27, 0.18);
  letter-spacing: 0;
  text-align: center;
}

body.build-console16 .hero-title {
  width: 100%;
  margin: 0 auto;
  color: var(--console-white) !important;
  font-size: clamp(29px, 8.2vw, 42px);
  line-height: 1.14;
  letter-spacing: 0;
  text-align: center;
  transform:
    translate3d(var(--depth-mid-x), var(--depth-mid-y), 166px)
    rotateX(calc(var(--depth-rotate-x-soft) * 0.45))
    rotateY(calc(var(--depth-rotate-y) * 0.58)) !important;
  text-shadow:
    0 1px 0 rgba(255, 255, 255, 0.2),
    0 18px 34px rgba(0, 0, 0, 0.78),
    var(--depth-title-shadow-x) var(--depth-title-shadow-y) 0 rgba(255, 122, 27, 0.12) !important;
}

body.build-console16 .hero-title span {
  display: block !important;
  width: 100%;
  color: var(--console-white) !important;
  background: none !important;
  -webkit-background-clip: border-box !important;
  background-clip: border-box !important;
  -webkit-text-fill-color: var(--console-white) !important;
  text-align: center;
  letter-spacing: 0;
  transform: none !important;
}

body.build-console16 .hero-title span:nth-child(2) {
  color: #dce0dd !important;
  -webkit-text-fill-color: #dce0dd !important;
  font-size: 0.9em;
}

body.build-console16 .hero-title span:nth-child(3) {
  color: #ffffff !important;
  -webkit-text-fill-color: #ffffff !important;
}

body.build-console16 .invite-word {
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  transform:
    translate3d(var(--depth-near-x), var(--depth-near-y), 214px)
    rotateX(calc(var(--depth-rotate-x-soft) * 0.46))
    rotateY(calc(var(--depth-rotate-y-soft) * 0.62)) !important;
}

body.build-console16 .invite-word small {
  display: block;
  width: 100%;
  margin-inline: auto;
  color: var(--console-orange) !important;
  letter-spacing: 0;
  text-align: center !important;
}

body.build-console16 .invite-word strong {
  display: block;
  width: 100%;
  margin-inline: auto;
  color: #ffffff !important;
  font-size: clamp(48px, 16vw, 76px);
  line-height: 1;
  text-align: center !important;
  text-shadow:
    0 22px 40px rgba(0, 0, 0, 0.78),
    var(--depth-invite-shadow-x) var(--depth-invite-shadow-y) 0 rgba(255, 122, 27, 0.14) !important;
}

body.build-console16 .invite-word strong[data-split] {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: nowrap;
}

body.build-console16 .invite-word strong[data-split] .char {
  display: inline-block;
  transform: none !important;
}

body.build-console16 .hero-meta {
  width: 100%;
  margin: clamp(2px, 0.9svh, 10px) auto 0 !important;
  display: grid;
  gap: 10px;
  text-align: center;
  transform: translate3d(var(--depth-mid-x), var(--depth-near-y), 124px) !important;
}

body.build-console16 .hero-meta div,
body.build-console16 .info-list li,
body.build-console16 .copy-block,
body.build-console16 .agenda-tabs,
body.build-console16 .timeline-card,
body.build-console16 .closing-date {
  background:
    linear-gradient(180deg, rgba(230, 236, 232, 0.095), rgba(176, 184, 180, 0.035)),
    rgba(26, 28, 28, 0.66) !important;
  border: 1px solid var(--console-line) !important;
  box-shadow:
    0 16px 42px rgba(0, 0, 0, 0.34),
    0 0 0 1px rgba(255, 122, 27, 0.035) inset !important;
  backdrop-filter: blur(14px);
}

body.build-console16 .hero-meta div {
  text-align: center;
  padding: 13px 14px;
  border-radius: 8px;
  transform: none !important;
}

body.build-console16 .hero-meta span,
body.build-console16 .info-list span,
body.build-console16 .timeline-card time,
body.build-console16 .section-head span {
  color: var(--console-orange) !important;
  letter-spacing: 0;
}

body.build-console16 .hero-meta strong {
  display: block;
  margin-top: 4px;
  color: var(--console-white) !important;
  text-align: center;
}

body.build-console16 .content-section > * {
  width: min(100%, 352px);
  margin-inline: auto;
}

body.build-console16 .section-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 22px;
  transform: translate3d(var(--depth-mid-x), var(--depth-mid-y), 118px) !important;
}

body.build-console16 .section-head span {
  font-size: clamp(54px, 17vw, 82px);
  line-height: 0.8;
  text-shadow: 0 18px 34px rgba(0, 0, 0, 0.65);
}

body.build-console16 .section-head h2,
body.build-console16 .closing-title {
  color: var(--console-white) !important;
  letter-spacing: 0;
  text-shadow: 0 16px 30px rgba(0, 0, 0, 0.68);
}

body.build-console16 .copy-block {
  padding: 18px 18px;
  border-radius: 8px;
}

body.build-console16 .copy-block p,
body.build-console16 .info-note,
body.build-console16 .closing-copy {
  color: rgba(246, 247, 244, 0.86) !important;
  line-height: 1.72;
  letter-spacing: 0;
}

body.build-console16 .copy-block strong {
  color: #ffffff;
  text-shadow: 0 0 18px rgba(255, 122, 27, 0.14);
}

body.build-console16 .info-list {
  gap: 12px;
}

body.build-console16 .info-list li {
  border-radius: 8px;
  padding: 16px;
}

body.build-console16 .agenda-tabs {
  border-radius: 999px;
  padding: 5px;
}

body.build-console16 .agenda-tabs button {
  color: rgba(246, 247, 244, 0.68);
  letter-spacing: 0;
}

body.build-console16 .agenda-tabs button.is-active {
  color: #161616;
  background: linear-gradient(90deg, #ff7a1b, #ff9a42);
  box-shadow: 0 0 22px rgba(255, 122, 27, 0.24);
}

body.build-console16 .timeline-card {
  border-radius: 8px;
}

body.build-console16 .timeline-card h3,
body.build-console16 .info-list strong {
  color: #ffffff !important;
  letter-spacing: 0;
}

body.build-console16 .value-strip {
  border-color: var(--console-line);
  color: var(--console-gray);
  background: rgba(255, 255, 255, 0.035);
}

body.build-console16 .page-flip,
body.build-console16 .music-toggle,
body.build-console16 .section-nav {
  z-index: 6;
}

body.build-console16 .page-flip {
  width: 54px;
  height: 44px;
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  opacity: 0.9;
}

body.build-console16 .page-flip::before {
  top: 10px;
  width: 21px;
  height: 21px;
  border-right-color: rgba(224, 230, 226, 0.9);
  border-bottom-color: rgba(224, 230, 226, 0.9);
  filter:
    drop-shadow(0 0 7px rgba(255, 122, 27, 0.24))
    drop-shadow(0 8px 14px rgba(0, 0, 0, 0.55));
}

body.build-console16 .page-flip::after {
  display: none !important;
}

body.build-console16 .music-toggle {
  border-color: rgba(255, 122, 27, 0.5);
  background: rgba(8, 9, 9, 0.62);
}

body.build-console16 .section-nav a {
  border-color: rgba(246, 247, 244, 0.38);
}

body.build-console16 .section-nav a.is-active {
  background: var(--console-orange);
}

body.build-console16 .audio-pulse {
  position: fixed !important;
  left: 50% !important;
  bottom: calc(env(safe-area-inset-bottom) - 4px) !important;
  z-index: 1 !important;
  width: min(92vw, 430px) !important;
  height: clamp(122px, 16svh, 156px) !important;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  opacity: clamp(0.7, calc(0.72 + var(--energy) * 0.22), 0.96) !important;
  mix-blend-mode: screen !important;
  pointer-events: none;
  transform: translate3d(-50%, 0, 0) !important;
  transform-style: preserve-3d;
}

body.build-console16 .audio-pulse::before {
  left: 50% !important;
  bottom: 12px !important;
  width: 92% !important;
  height: 1px !important;
  border-radius: 999px !important;
  background: linear-gradient(90deg, transparent, rgba(210, 218, 214, 0.24), rgba(255, 122, 27, 0.3), transparent) !important;
  opacity: calc(0.22 + var(--beat) * 0.36) !important;
  transform: translate3d(-50%, 0, 0) !important;
}

body.build-console16 .audio-pulse::after {
  left: 50% !important;
  bottom: -46px !important;
  width: 104% !important;
  height: calc(34px + var(--bass) * 64px) !important;
  border-radius: 50% !important;
  background: radial-gradient(ellipse at center, rgba(255, 122, 27, 0.24), transparent 72%) !important;
  filter: blur(22px);
  opacity: calc(0.16 + var(--bass) * 0.24) !important;
  transform: translate3d(-50%, 0, -72px) !important;
}

body.build-console16 .audio-pulse i {
  display: none !important;
}

body.build-console16 .spectrum-canvas {
  position: relative;
  z-index: 2;
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0.96;
}

@keyframes console16PageIn {
  0% {
    opacity: 0;
    transform: translate3d(0, 14%, -220px) rotateX(16deg) scale(0.94);
    filter: none;
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) rotateX(0deg) scale(1);
    filter: none;
  }
}

@keyframes console16PageOutUp {
  0% {
    opacity: 1;
    transform: translate3d(0, 0, 0) rotateX(0deg) scale(1);
    filter: none;
  }
  100% {
    opacity: 0;
    transform: translate3d(0, -14%, -220px) rotateX(-16deg) scale(0.94);
    filter: none;
  }
}

@keyframes console16PageOutDown {
  0% {
    opacity: 1;
    transform: translate3d(0, 0, 0) rotateX(0deg) scale(1);
    filter: none;
  }
  100% {
    opacity: 0;
    transform: translate3d(0, 14%, -220px) rotateX(16deg) scale(0.94);
    filter: none;
  }
}

@media (max-width: 380px), (max-height: 720px) {
  body.build-console16 .section {
    padding-inline: 20px;
    padding-top: calc(env(safe-area-inset-top) + 34px);
    padding-bottom: calc(env(safe-area-inset-bottom) + 126px);
  }

  body.build-console16 .hero-inner {
    gap: 10px;
    padding-bottom: 24px;
  }

  body.build-console16 .brand-logo {
    width: min(52vw, 172px);
  }

  body.build-console16 .hero-title {
    font-size: clamp(27px, 8vw, 38px);
  }

  body.build-console16 .invite-word strong {
    font-size: clamp(44px, 15vw, 66px);
  }

  body.build-console16 .audio-pulse {
    height: 108px !important;
    bottom: calc(env(safe-area-inset-bottom) - 8px) !important;
  }
}

/* spectrum18: keep the stage background and visualizer completely fixed during page flips. */
body.build-console16 .ambient,
body.build-console16 .depth-scene-canvas,
body.build-console16 .audio-pulse {
  transition: none !important;
  animation-play-state: running;
}

body.build-console16.is-flipping .ambient,
body.build-console16.is-flipping-back .ambient,
body.build-console16.is-flipping-forward .ambient,
body.build-console16.is-flipping .depth-scene-canvas {
  transform: none !important;
}

body.build-console16 .audio-pulse {
  left: 50vw !important;
  right: auto !important;
  width: min(92vw, 430px) !important;
  margin: 0 !important;
  transform: translate3d(-50%, 0, 0) !important;
}

body.build-console16.is-flipping .audio-pulse {
  transform: translate3d(-50%, 0, 0) !important;
}

body.build-console16 .section::before,
body.build-console16 .hero-section::after,
body.build-console16 .closing-section::before {
  display: none !important;
  content: none !important;
}

/* spectrum19: page flips are serialized so the previous and next page never overlap. */
body.build-console16 .section {
  visibility: hidden;
  pointer-events: none;
}

body.build-console16 .section.is-page-active,
body.build-console16 .section.is-page-leaving,
body.build-console16 .section.is-page-entering {
  visibility: visible !important;
}

body.build-console16 .section.is-page-active {
  z-index: 2;
}

body.build-console16 .section.is-page-leaving {
  z-index: 3;
  pointer-events: none !important;
}

body.build-console16 .section.is-page-entering {
  z-index: 4;
}

body.build-console16 .section.is-page-entering.is-transition-primed {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

body.build-console16 .section.is-page-before,
body.build-console16 .section.is-page-after {
  visibility: hidden !important;
  pointer-events: none !important;
}

body.build-console16 .section.is-page-active.is-page-before,
body.build-console16 .section.is-page-active.is-page-after {
  visibility: visible !important;
}

body.build-console16 .section.is-entering-up,
body.build-console16 .section.is-entering-down {
  animation: console19PageIn 600ms cubic-bezier(0.18, 1, 0.22, 1) both !important;
}

body.build-console16 .section.is-leaving-up {
  animation: console19PageOutUp 260ms cubic-bezier(0.4, 0, 1, 1) both !important;
}

body.build-console16 .section.is-leaving-down {
  animation: console19PageOutDown 260ms cubic-bezier(0.4, 0, 1, 1) both !important;
}

body.build-console16.is-flipping .section.is-page-active .stage-item,
body.build-console16.is-flipping .section.is-page-entering .stage-item {
  animation: none !important;
}

@keyframes console19PageIn {
  0% {
    opacity: 0;
    transform: translate3d(0, 9%, -170px) rotateX(10deg) scale(0.965);
    filter: none;
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) rotateX(0deg) scale(1);
    filter: none;
  }
}

@keyframes console19PageOutUp {
  0% {
    opacity: 1;
    transform: translate3d(0, 0, 0) rotateX(0deg) scale(1);
    filter: none;
  }
  100% {
    opacity: 0;
    transform: translate3d(0, -8%, -150px) rotateX(-8deg) scale(0.97);
    filter: none;
  }
}

@keyframes console19PageOutDown {
  0% {
    opacity: 1;
    transform: translate3d(0, 0, 0) rotateX(0deg) scale(1);
    filter: none;
  }
  100% {
    opacity: 0;
    transform: translate3d(0, 8%, -150px) rotateX(8deg) scale(0.97);
    filter: none;
  }
}

/* spectrum22: single-run agenda switching and breathing live spectrum. */
body.build-console16 .agenda-tabs button {
  touch-action: manipulation;
  pointer-events: auto;
  transition:
    color 300ms ease,
    background 300ms ease,
    box-shadow 300ms ease,
    transform 300ms ease;
}

body.build-console16 .agenda-panels {
  position: relative;
  z-index: 2;
}

body.build-console16 .agenda-panels.is-sequence-pending .timeline-panel.is-active .timeline-card {
  opacity: 0 !important;
  transform: translate3d(0, 18px, 0) scale(0.985) !important;
}

body.build-console16 .timeline-panel.is-active .timeline-card {
  opacity: 1;
  filter: none !important;
  transform: translate3d(0, 0, 0) scale(1);
}

body.build-console16 .agenda-panels.is-visible .timeline-panel.is-active .timeline-card,
body.build-console16 .agenda-panels.is-visible .timeline-panel.is-active .timeline-card::after {
  animation: none !important;
  animation-delay: 0ms !important;
}

body.build-console16 .agenda-panels.is-sequenced .timeline-panel.is-active .timeline-card,
body.build-console16 .timeline-panel.is-switching .timeline-card {
  opacity: 0;
  animation: agendaNodeIn21 560ms cubic-bezier(0.18, 1, 0.22, 1) both !important;
  animation-delay: calc(var(--i, 0) * 86ms + 120ms) !important;
}

body.build-console16 .agenda-panels.is-sequenced .timeline-panel.is-active::before,
body.build-console16 .timeline-panel.is-switching::before {
  animation: agendaAxisIn21 620ms cubic-bezier(0.18, 1, 0.22, 1) both;
}

body.build-console16 .agenda-panels.is-sequenced .timeline-panel.is-active .timeline-card::after,
body.build-console16 .timeline-panel.is-switching .timeline-card::after {
  animation: timelineGlowUp 620ms cubic-bezier(0.16, 1, 0.3, 1) both !important;
  animation-delay: calc(var(--i, 0) * 86ms + 210ms) !important;
}

body.build-console16 .timeline-panel.is-active:not(.is-switching) .timeline-card::after {
  animation: none !important;
}

body.build-console16 .agenda-panels.is-tab-switching .timeline-panel.is-active .timeline-card,
body.build-console16 .timeline-panel.is-tab-switching .timeline-card {
  opacity: 0;
  animation: agendaSwitchIn22 300ms ease both !important;
  animation-delay: 0ms !important;
}

body.build-console16 .agenda-panels.is-tab-switching .timeline-panel.is-active::before,
body.build-console16 .timeline-panel.is-tab-switching::before {
  animation: agendaAxisIn22 300ms ease both !important;
}

body.build-console16 .agenda-panels.is-tab-switching .timeline-panel.is-active .timeline-card::after,
body.build-console16 .timeline-panel.is-tab-switching .timeline-card::after {
  animation: none !important;
  animation-delay: 0ms !important;
}

@keyframes agendaNodeIn21 {
  0% {
    opacity: 0;
    transform: translate3d(0, 18px, 0) scale(0.985);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
}

@keyframes agendaSwitchIn22 {
  0% {
    opacity: 0;
    transform: translate3d(0, 12px, 0) scale(0.99);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
}

@keyframes agendaAxisIn22 {
  0% {
    opacity: 0.28;
    transform: translateX(-50%) scaleY(0.86);
    transform-origin: top;
  }
  100% {
    opacity: 1;
    transform: translateX(-50%) scaleY(1);
    transform-origin: top;
  }
}

@keyframes agendaAxisIn21 {
  0% {
    opacity: 0;
    transform: translateX(-50%) scaleY(0.2);
    transform-origin: top;
  }
  100% {
    opacity: 1;
    transform: translateX(-50%) scaleY(1);
    transform-origin: top;
  }
}

/* spectrum23: low-cost black-gold texture, title particles and scrollable agenda panels. */
body.build-console16 .ambient::before,
body.build-console16 .ambient::after {
  position: fixed;
  inset: -10%;
  z-index: 0;
  display: block;
  pointer-events: none;
  content: "";
}

body.build-console16 .ambient::before {
  opacity: calc(0.045 + var(--audio-energy, 0.18) * 0.055);
  mix-blend-mode: screen;
  background:
    linear-gradient(112deg, transparent 0 19%, rgba(190, 145, 78, 0.1) 19.2% 19.45%, transparent 19.7% 100%),
    linear-gradient(68deg, transparent 0 42%, rgba(190, 145, 78, 0.075) 42.2% 42.45%, transparent 42.7% 100%),
    repeating-linear-gradient(90deg, rgba(194, 154, 90, 0.055) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(0deg, rgba(194, 154, 90, 0.045) 0 1px, transparent 1px 42px);
  background-size: 680px 680px, 520px 520px, 96px 96px, 84px 84px;
  animation:
    goldGridDrift23 32s linear infinite,
    goldBreath23 5s ease-in-out infinite;
}

body.build-console16 .ambient::after {
  opacity: calc(0.035 + var(--audio-beat, 0.1) * 0.075);
  mix-blend-mode: screen;
  background:
    linear-gradient(100deg, transparent 0 8%, rgba(255, 153, 62, 0.09) 8.4% 8.8%, transparent 9.2% 100%),
    linear-gradient(100deg, transparent 0 58%, rgba(216, 174, 103, 0.07) 58.3% 58.65%, transparent 59% 100%),
    linear-gradient(172deg, transparent 0 35%, rgba(190, 145, 78, 0.045) 35.2% 35.55%, transparent 36% 100%);
  background-size: 720px 100%, 580px 100%, 420px 100%;
  animation:
    goldBandFlow23 24s linear infinite,
    goldBreath23 5s ease-in-out infinite;
}

body.build-console16 .hero-inner {
  position: relative;
}

body.build-console16 .hero-inner > *:not(.title-particle-canvas) {
  position: relative;
  z-index: 1;
}

body.build-console16 .title-particle-canvas {
  position: absolute;
  inset: -18px -22px;
  z-index: 0;
  display: block;
  pointer-events: none;
  mix-blend-mode: screen;
  opacity: 0.78;
}

body.build-console16 .hero-section.is-page-active .invite-word.reveal.is-visible {
  animation: inviteWordFade23 500ms ease-out both !important;
}

body.build-console16 .section-nav a.is-active {
  animation: navPulse23 1.8s ease-in-out infinite;
  transform-origin: center;
}

body.build-console16 .agenda-section {
  min-height: 100%;
}

body.build-console16 .agenda-panels {
  max-height: clamp(260px, calc(100svh - env(safe-area-inset-top) - env(safe-area-inset-bottom) - 310px), 460px);
  padding-bottom: calc(76px + env(safe-area-inset-bottom)) !important;
  overflow-y: auto !important;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-y;
}

body.build-console16 .timeline-panel {
  padding-bottom: 14px;
}

@keyframes goldGridDrift23 {
  0% {
    background-position: 0 0, 0 0, 0 0, 0 0;
  }
  100% {
    background-position: 140px 0, -100px 0, 96px 42px, 84px 48px;
  }
}

@keyframes goldBandFlow23 {
  0% {
    background-position: -220px 0, 160px 0, 0 0;
  }
  100% {
    background-position: 520px 0, -420px 0, 260px 0;
  }
}

@keyframes goldBreath23 {
  0%,
  100% {
    filter: brightness(0.92);
  }
  50% {
    filter: brightness(1.12);
  }
}

@keyframes inviteWordFade23 {
  0% {
    opacity: 0;
    filter: blur(2px);
  }
  100% {
    opacity: 1;
    filter: none;
  }
}

@keyframes navPulse23 {
  0%,
  100% {
    transform: translateX(-1px) scaleY(1);
  }
  50% {
    transform: translateX(-1px) scaleY(1.12);
  }
}