:root {
  --bg: #f5efe5;
  --surface: rgba(255, 249, 241, 0.8);
  --surface-strong: #fffaf3;
  --panel: rgba(42, 28, 17, 0.8);
  --text: #23180f;
  --text-muted: rgba(35, 24, 15, 0.74);
  --line: rgba(60, 36, 20, 0.12);
  --gold: #bb7a25;
  --jade: #2b7463;
  --clay: #cb6747;
  --shadow: 0 28px 80px rgba(56, 36, 21, 0.12);
  --header-height: 92px;
  --bow-progress: 36%;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(185, 122, 50, 0.12), transparent 34%),
    radial-gradient(circle at 88% 12%, rgba(43, 116, 99, 0.14), transparent 22%),
    linear-gradient(180deg, #f7f1e8 0%, #efe2cf 100%);
  color: var(--text);
  font-family: "Avenir Next", "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

[hidden] {
  display: none !important;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(255, 255, 255, 0.32), transparent 38%),
    repeating-linear-gradient(
      90deg,
      rgba(91, 55, 28, 0.03) 0,
      rgba(91, 55, 28, 0.03) 1px,
      transparent 1px,
      transparent 160px
    );
  pointer-events: none;
  z-index: -3;
}

.page-aura {
  position: fixed;
  width: 34rem;
  height: 34rem;
  filter: blur(80px);
  opacity: 0.38;
  pointer-events: none;
  z-index: -2;
}

.page-aura-left {
  top: -14rem;
  left: -10rem;
  background: rgba(203, 103, 71, 0.34);
}

.page-aura-right {
  right: -8rem;
  bottom: -14rem;
  background: rgba(43, 116, 99, 0.24);
}

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

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

button,
input {
  font: inherit;
}

button {
  appearance: none;
  cursor: pointer;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid rgba(43, 116, 99, 0.36);
  outline-offset: 3px;
}

.section-shell {
  width: min(1180px, calc(100vw - 2rem));
  margin: 0 auto;
}

.section-anchor {
  height: 1px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  height: var(--header-height);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1.25rem;
  width: min(1240px, calc(100vw - 1rem));
  margin: 0.75rem auto 0;
  padding: 1rem 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  background: rgba(255, 249, 241, 0.78);
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 50px rgba(80, 55, 33, 0.1);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-mark {
  position: relative;
  width: 3.1rem;
  height: 3.1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

.brand-copy {
  display: grid;
  gap: 0.15rem;
}

.brand-copy strong {
  font-family: "Iowan Old Style", "Palatino Linotype", "Baskerville", "Songti SC", "STSong", serif;
  font-size: 1.85rem;
  font-weight: 700;
  line-height: 0.88;
}

.brand-copy small {
  color: var(--text-muted);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-nav {
  display: inline-flex;
  justify-content: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.site-nav a {
  position: relative;
  padding: 0.75rem 0.95rem;
  border-radius: 999px;
  color: var(--text-muted);
  transition: color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

.site-nav a:hover,
.site-nav a.is-current {
  color: var(--text);
  background: rgba(35, 24, 15, 0.06);
  transform: translateY(-1px);
}

.header-actions {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
}

.menu-toggle {
  display: none;
  border: 1px solid rgba(35, 24, 15, 0.14);
  background: rgba(255, 255, 255, 0.5);
  color: var(--text);
  padding: 0.72rem 1rem;
  border-radius: 999px;
}

.site-header.is-menu-open .menu-toggle {
  background: var(--text);
  color: #fff;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem;
  background: rgba(35, 24, 15, 0.06);
  border-radius: 999px;
}

.lang-btn {
  border: 0;
  background: transparent;
  color: var(--text-muted);
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background-color 180ms ease, color 180ms ease;
}

.lang-btn.is-active {
  background: var(--text);
  color: #fff;
}

.button {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.68rem;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.95rem 1.1rem 0.95rem 1.45rem;
  background: linear-gradient(135deg, var(--gold), #d3924d);
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    background-color 220ms ease,
    border-color 220ms ease,
    color 220ms ease;
  box-shadow: 0 14px 28px rgba(187, 122, 37, 0.18);
}

.button::before {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  background: linear-gradient(115deg, transparent 18%, rgba(255, 255, 255, 0.34) 44%, transparent 68%);
  transform: translateX(-140%);
  transition: transform 420ms ease;
}

.button::after {
  content: "↗";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.72rem;
  height: 1.72rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  font-size: 0.92rem;
  line-height: 1;
  transition: transform 220ms ease, background-color 220ms ease;
}

.button:hover {
  transform: translateY(-3px);
  box-shadow: 0 22px 38px rgba(187, 122, 37, 0.24);
}

.button:hover::before {
  transform: translateX(140%);
}

.button:hover::after {
  transform: translate(0.14rem, -0.08rem);
  background: rgba(255, 255, 255, 0.28);
}

.button:active {
  transform: translateY(-1px);
}

.button-secondary,
.button-ghost {
  background: rgba(255, 255, 255, 0.56);
  border-color: rgba(35, 24, 15, 0.08);
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.46);
}

.button-secondary::before,
.button-ghost::before {
  background: linear-gradient(115deg, transparent 18%, rgba(35, 24, 15, 0.08) 44%, transparent 68%);
}

.button-secondary::after,
.button-ghost::after {
  background: rgba(35, 24, 15, 0.08);
}

.button-secondary:hover,
.button-ghost:hover {
  background: rgba(255, 252, 247, 0.9);
  box-shadow: 0 14px 28px rgba(56, 36, 21, 0.08);
}

.hero {
  padding: 4rem 0 2.5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: 2rem;
  align-items: center;
}

.hero-copy {
  padding-top: 1rem;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--jade);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.hero h1,
.section h2,
.site-footer h2 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", "Baskerville", "Songti SC", "STSong", serif;
  letter-spacing: -0.03em;
  line-height: 0.94;
}

.hero h1 {
  font-size: clamp(3.8rem, 7vw, 6.55rem);
  max-width: 12ch;
}

.hero-subtitle {
  margin: 1.2rem 0 0;
  font-size: clamp(1.3rem, 2.3vw, 1.72rem);
  font-family: "Iowan Old Style", "Palatino Linotype", "Songti SC", "STSong", serif;
  color: rgba(35, 24, 15, 0.85);
  line-height: 1.45;
}

.hero-text,
.section-intro,
.feature-copy p,
.community-scene-card p,
.timeline-copy p,
.footer-address,
.footer-copy {
  color: var(--text-muted);
  font-size: 1.03rem;
  line-height: 1.82;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
}

.hero-stats li,
.metric-card,
.about-card {
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 22px;
  background: rgba(255, 250, 243, 0.72);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-stats li {
  padding: 1rem;
}

.hero-stats strong,
.metric-card strong,
.about-card strong {
  display: block;
  font-size: 1.35rem;
  line-height: 1.1;
  margin-bottom: 0.35rem;
}

.hero-stats span,
.metric-card span,
.about-card p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

.hero-stage {
  position: relative;
  min-height: 740px;
  perspective: 1200px;
}

.hero-stage-shell {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 740px;
  transform-style: preserve-3d;
  transform:
    rotateX(var(--tilt-x, 0deg))
    rotateY(var(--tilt-y, 0deg))
    translateZ(0);
  transition: transform 220ms ease-out;
}

.hero-card {
  position: absolute;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.46);
  border-radius: 30px;
  box-shadow: var(--shadow);
  background: rgba(255, 249, 241, 0.62);
  backdrop-filter: blur(14px);
}

.hero-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-card-main {
  inset: 0 6% 14% 0;
}

.hero-card-product {
  right: 0;
  top: 8%;
  width: 36%;
  height: 58%;
  padding: 1.4rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(246, 237, 227, 0.92));
  transform: translateZ(58px);
}

.hero-card-product img {
  object-fit: contain;
}

.hero-card-sticker {
  left: 10%;
  bottom: 2%;
  width: 38%;
  transform: rotate(-7deg) translateZ(70px);
}

.hero-orbit {
  position: absolute;
  border-radius: 999px;
  border: 1px dashed rgba(255, 255, 255, 0.45);
  pointer-events: none;
}

.hero-orbit-left {
  width: 13rem;
  height: 13rem;
  left: -1rem;
  top: 5rem;
  animation: orbit 18s linear infinite;
}

.hero-orbit-right {
  width: 9rem;
  height: 9rem;
  right: 3.2rem;
  bottom: 13rem;
  animation: orbitReverse 16s linear infinite;
}

.hero-wavebox {
  position: absolute;
  left: 8%;
  right: 11%;
  bottom: 8%;
  padding: 1.15rem 1.4rem;
  border-radius: 999px;
  background: rgba(20, 14, 10, 0.45);
  backdrop-filter: blur(14px);
  transform: translateZ(48px);
}

.hero-waveform {
  display: grid;
  grid-template-columns: repeat(18, 1fr);
  align-items: end;
  gap: 0.32rem;
  height: 4.6rem;
}

.hero-waveform span {
  display: block;
  width: 100%;
  border-radius: 999px;
  background: linear-gradient(180deg, #fff6df, rgba(187, 122, 37, 0.5));
  transition: height 160ms ease, opacity 160ms ease;
}

.bow-console {
  position: absolute;
  top: 1rem;
  left: 1rem;
  width: min(18rem, 46%);
  padding: 1.2rem 1.1rem 1rem;
  border-radius: 26px;
  background: rgba(20, 14, 10, 0.72);
  color: rgba(255, 250, 243, 0.88);
  backdrop-filter: blur(14px);
  transform: translateZ(78px);
}

.bow-heading p,
.detail-kicker {
  margin: 0;
  color: rgba(255, 245, 227, 0.72);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.bow-heading strong,
.feature-copy h3,
.community-scene-card h3,
.timeline-copy h3 {
  display: block;
  margin-top: 0.5rem;
  font-size: clamp(1.42rem, 2vw, 1.95rem);
  font-family: "Iowan Old Style", "Palatino Linotype", "Songti SC", "STSong", serif;
  line-height: 1.3;
}

.feature-copy .detail-kicker,
.community-scene-card .detail-kicker,
.timeline-copy .detail-kicker {
  display: inline-flex;
  width: max-content;
  padding: 0.42rem 0.72rem;
  border-radius: 999px;
  color: var(--jade);
  background: rgba(43, 116, 99, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.42);
}

.bow-strings {
  position: relative;
  display: grid;
  gap: 0.85rem;
  margin: 1rem 0 1.2rem;
}

.bow-strings span {
  position: relative;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 246, 223, 0.94), transparent);
  overflow: visible;
}

.bow-strings span::after {
  content: "";
  position: absolute;
  left: calc(var(--bow-progress) - 0.65rem);
  top: -0.4rem;
  width: 1.2rem;
  height: 0.82rem;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(187, 122, 37, 0.82), rgba(255, 246, 223, 0.95));
  box-shadow: 0 0 18px rgba(187, 122, 37, 0.42);
}

.bow-control {
  width: 100%;
  appearance: none;
  background: transparent;
  margin: 0;
}

.bow-control::-webkit-slider-runnable-track {
  height: 0.55rem;
  border-radius: 999px;
  background: linear-gradient(
    90deg,
    rgba(187, 122, 37, 0.92) 0,
    rgba(43, 116, 99, 0.88) var(--bow-progress),
    rgba(255, 255, 255, 0.16) var(--bow-progress),
    rgba(255, 255, 255, 0.16) 100%
  );
}

.bow-control::-moz-range-track {
  height: 0.55rem;
  border-radius: 999px;
  background: linear-gradient(
    90deg,
    rgba(187, 122, 37, 0.92) 0,
    rgba(43, 116, 99, 0.88) var(--bow-progress),
    rgba(255, 255, 255, 0.16) var(--bow-progress),
    rgba(255, 255, 255, 0.16) 100%
  );
}

.bow-control::-webkit-slider-thumb {
  appearance: none;
  width: 1.25rem;
  height: 1.25rem;
  margin-top: -0.35rem;
  border: 0;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 0 0.28rem rgba(255, 246, 223, 0.2);
  cursor: pointer;
}

.bow-control::-moz-range-thumb {
  width: 1.25rem;
  height: 1.25rem;
  border: 0;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 0 0.28rem rgba(255, 246, 223, 0.2);
  cursor: pointer;
}

.bow-description {
  margin: 1rem 0 0;
  font-size: 0.96rem;
  color: rgba(255, 250, 243, 0.78);
  line-height: 1.72;
}

.section {
  padding: 5.25rem 0 0;
}

.section-heading {
  display: grid;
  gap: 0.95rem;
  max-width: 42rem;
  margin-inline: auto;
  margin-bottom: 2rem;
  justify-items: center;
  text-align: center;
}

.section-heading .eyebrow,
.about-lead .eyebrow {
  margin-bottom: 0.2rem;
  color: var(--text);
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: none;
}

.section-heading .eyebrow + h2[hidden],
.section-heading .eyebrow + .section-intro[hidden] {
  display: none !important;
}

.section-heading .eyebrow:not([hidden]),
.about-lead .eyebrow:not([hidden]) {
  text-shadow: 0 10px 26px rgba(56, 36, 21, 0.1);
}

.section h2,
.site-footer h2 {
  font-size: clamp(2.55rem, 5vw, 4.45rem);
}

.feature-layout,
.timeline-layout,
.community-grid,
.about-grid,
.footer-grid {
  display: grid;
  gap: 1.5rem;
}

.section-heading-feature {
  gap: 0.75rem;
  max-width: 48rem;
  margin-bottom: 1.6rem;
}

.section-heading-feature h2 {
  color: #4a3728;
  font-size: clamp(3rem, 5vw, 4.9rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
  text-wrap: balance;
}

.section-heading-feature .section-intro {
  max-width: 38rem;
  font-size: 1.08rem;
  line-height: 1.92;
}

.feature-layout {
  position: relative;
  min-height: 49rem;
}

.feature-layout > * {
  grid-area: 1 / 1;
}

.feature-list {
  position: relative;
  z-index: 4;
  pointer-events: none;
}

.feature-card {
  position: absolute;
  --card-transform: translate3d(0, 0, 0);
  width: min(18rem, 31vw);
  min-height: 9.75rem;
  text-align: left;
  padding: 1.15rem 1.15rem 1.05rem;
  border: 1px solid rgba(255, 255, 255, 0.52);
  border-radius: 26px;
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.62), rgba(255, 249, 241, 0.34));
  backdrop-filter: blur(10px);
  cursor: pointer;
  pointer-events: auto;
  transform: var(--card-transform);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.52),
    0 18px 40px rgba(56, 36, 21, 0.08);
  transition:
    border-color 180ms ease,
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease;
}

.feature-card::before {
  content: "";
  position: absolute;
  width: 8rem;
  height: 1px;
  background: linear-gradient(90deg, rgba(43, 116, 99, 0.34), rgba(187, 122, 37, 0.48), rgba(187, 122, 37, 0));
  box-shadow: 0 0 16px rgba(43, 116, 99, 0.12);
  opacity: 0.88;
}

.feature-card::after {
  content: "";
  position: absolute;
  width: 0.78rem;
  height: 0.78rem;
  border-radius: 999px;
  background: rgba(43, 116, 99, 0.88);
  box-shadow:
    0 0 0 0.28rem rgba(43, 116, 99, 0.12),
    0 0 14px rgba(43, 116, 99, 0.36);
}

.feature-card:hover,
.feature-card.is-active {
  transform: var(--card-transform) translateY(-6px);
  border-color: rgba(43, 116, 99, 0.26);
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.72), rgba(255, 250, 244, 0.46));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.64),
    0 24px 52px rgba(56, 36, 21, 0.12);
}

.feature-card.is-active::after {
  background: rgba(187, 122, 37, 0.9);
  box-shadow:
    0 0 0 0.32rem rgba(187, 122, 37, 0.14),
    0 0 18px rgba(187, 122, 37, 0.3);
}

.feature-card:nth-child(1) {
  top: 12%;
  left: 8%;
  width: 17.4rem;
  --card-transform: rotate(-1.2deg);
}

.feature-card:nth-child(1)::before {
  right: -7rem;
  bottom: 1.65rem;
  transform: rotate(28deg);
  transform-origin: left center;
}

.feature-card:nth-child(1)::after {
  right: -0.42rem;
  bottom: 1.42rem;
}

.feature-card:nth-child(2) {
  top: 16%;
  right: 7%;
  width: 17rem;
  --card-transform: rotate(1deg);
}

.feature-card:nth-child(2)::before {
  left: -7rem;
  bottom: 1.8rem;
  width: 8rem;
  height: 1px;
  transform: rotate(-28deg);
  transform-origin: right center;
  background: linear-gradient(90deg, rgba(43, 116, 99, 0.34), rgba(187, 122, 37, 0.48), rgba(187, 122, 37, 0));
}

.feature-card:nth-child(2)::after {
  left: -0.42rem;
  bottom: 1.58rem;
}

.feature-card:nth-child(3) {
  left: 7%;
  bottom: 14%;
  width: 18.2rem;
  --card-transform: rotate(1deg);
}

.feature-card:nth-child(3)::before {
  right: -7rem;
  top: 1.85rem;
  transform: rotate(-28deg);
  transform-origin: left center;
}

.feature-card:nth-child(3)::after {
  right: -0.42rem;
  top: 1.58rem;
}

.feature-card:nth-child(4) {
  right: 9%;
  bottom: 11%;
  width: 17.2rem;
  --card-transform: rotate(-1deg);
}

.feature-card:nth-child(4)::before {
  left: -7rem;
  top: 1.85rem;
  width: 8rem;
  height: 1px;
  transform: rotate(28deg);
  transform-origin: right center;
  background: linear-gradient(90deg, rgba(43, 116, 99, 0.34), rgba(187, 122, 37, 0.48), rgba(187, 122, 37, 0));
}

.feature-card:nth-child(4)::after {
  left: -0.42rem;
  top: 1.58rem;
}

.feature-card-head {
  display: flex;
  align-items: center;
  gap: 0.72rem;
  margin-bottom: 0.55rem;
}

.feature-card-icon {
  flex: none;
  width: 1.9rem;
  height: 1.9rem;
  color: rgba(74, 55, 40, 0.74);
  stroke: currentColor;
  fill: none;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: color 180ms ease, transform 180ms ease;
}

.feature-card:hover .feature-card-icon,
.feature-card.is-active .feature-card-icon {
  color: var(--jade);
  transform: translateY(-1px);
}

.feature-card strong {
  display: block;
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.38;
}

.feature-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.94rem;
  line-height: 1.72;
  display: block;
  overflow: visible;
  -webkit-box-orient: initial;
  -webkit-line-clamp: unset;
  line-clamp: unset;
  text-wrap: pretty;
}

.feature-detail,
.timeline-panel,
.community-scene-card {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 30px;
  background:
    linear-gradient(145deg, rgba(255, 250, 243, 0.84), rgba(247, 239, 228, 0.72));
  box-shadow: var(--shadow);
}

.feature-detail {
  position: relative;
  z-index: 1;
  display: block;
  min-height: 49rem;
  padding: clamp(1.35rem, 2.8vw, 2.1rem);
}

.feature-detail::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 48%;
  width: min(42rem, 68vw);
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.34), rgba(255, 255, 255, 0) 54%),
    radial-gradient(circle at 50% 34%, rgba(187, 122, 37, 0.16), rgba(187, 122, 37, 0) 38%),
    radial-gradient(circle at 52% 66%, rgba(43, 116, 99, 0.12), rgba(43, 116, 99, 0) 56%);
  filter: blur(0.2px);
}

.feature-detail::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 48%;
  width: min(38rem, 62vw);
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: conic-gradient(
    from 210deg,
    rgba(43, 116, 99, 0.06),
    rgba(43, 116, 99, 0.24),
    rgba(187, 122, 37, 0.28),
    rgba(203, 103, 71, 0.12),
    rgba(43, 116, 99, 0.06)
  );
  -webkit-mask: radial-gradient(circle, transparent 56%, #000 57%, #000 60%, transparent 61%);
  mask: radial-gradient(circle, transparent 56%, #000 57%, #000 60%, transparent 61%);
  opacity: 0.9;
  filter: drop-shadow(0 0 18px rgba(43, 116, 99, 0.12));
  pointer-events: none;
}

.feature-copy {
  position: absolute;
  left: 50%;
  top: 51%;
  z-index: 1;
  width: min(28rem, 36vw);
  height: min(34rem, 45vw);
  transform: translate(-50%, -50%) rotate(-1.8deg);
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 38px;
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.42), rgba(255, 255, 255, 0) 38%),
    linear-gradient(165deg, rgba(255, 250, 243, 0.76), rgba(246, 236, 224, 0.48)),
    repeating-linear-gradient(
      180deg,
      rgba(117, 88, 57, 0.035) 0,
      rgba(117, 88, 57, 0.035) 1px,
      rgba(255, 255, 255, 0) 1px,
      rgba(255, 255, 255, 0) 14px
    );
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.62),
    0 26px 58px rgba(56, 36, 21, 0.12);
}

.feature-copy::before {
  content: "";
  position: absolute;
  inset: 1rem;
  border-radius: 32px;
  border: 1px solid rgba(255, 255, 255, 0.44);
  pointer-events: none;
}

.feature-copy > * {
  display: none !important;
}

.feature-media {
  position: absolute;
  left: 50%;
  top: 49%;
  z-index: 2;
  width: min(28.5rem, 38vw);
  aspect-ratio: 4 / 5.25;
  min-height: auto;
  transform: translate(-50%, -50%);
  overflow: visible;
}

.feature-media::before {
  content: "";
  position: absolute;
  inset: 14% 10% 12%;
  border-radius: 34px;
  background:
    radial-gradient(circle at 50% 35%, rgba(187, 122, 37, 0.16), rgba(187, 122, 37, 0) 48%),
    radial-gradient(circle at 50% 68%, rgba(43, 116, 99, 0.12), rgba(43, 116, 99, 0) 54%);
  filter: blur(18px);
  z-index: -1;
}

.feature-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform: translateY(-4%) scale(1.22);
  filter: drop-shadow(0 20px 34px rgba(56, 36, 21, 0.18));
}

.detail-points {
  display: grid;
  gap: 0.8rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.detail-points li {
  position: relative;
  padding-left: 1.2rem;
  color: var(--text-muted);
  line-height: 1.75;
}

.detail-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7rem;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--gold), var(--jade));
}

.community-grid {
  grid-template-columns: minmax(0, 0.46fr) minmax(0, 0.54fr);
  align-items: center;
}

.community-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.metric-card {
  padding: 1.2rem;
}

.community-stage {
  position: relative;
  min-height: 460px;
  display: grid;
  place-items: center;
  border-radius: 36px;
  background:
    radial-gradient(circle at center, rgba(43, 116, 99, 0.12), transparent 56%),
    linear-gradient(145deg, rgba(255, 250, 243, 0.82), rgba(243, 232, 219, 0.78));
  border: 1px solid rgba(255, 255, 255, 0.42);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.community-stage::before,
.community-stage::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  border: 1px dashed rgba(35, 24, 15, 0.14);
}

.community-stage::before {
  width: 22rem;
  height: 22rem;
  animation: orbit 22s linear infinite;
}

.community-stage::after {
  width: 14rem;
  height: 14rem;
  animation: orbitReverse 16s linear infinite;
}

.community-scene-picker {
  position: absolute;
  inset: 0;
}

.scene-chip {
  position: absolute;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 7.5rem;
  padding: 0.9rem 1rem;
  border: 1px solid rgba(35, 24, 15, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.74);
  color: var(--text);
  box-shadow: 0 14px 28px rgba(35, 24, 15, 0.08);
  cursor: pointer;
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease;
}

.scene-chip:nth-child(1) {
  left: 8%;
  top: 16%;
}

.scene-chip:nth-child(2) {
  right: 8%;
  top: 23%;
}

.scene-chip:nth-child(3) {
  left: 14%;
  bottom: 14%;
}

.scene-chip:nth-child(4) {
  right: 10%;
  bottom: 16%;
}

.scene-chip:hover,
.scene-chip.is-active {
  background: linear-gradient(135deg, rgba(187, 122, 37, 0.92), rgba(43, 116, 99, 0.92));
  color: #fff;
  transform: translateY(-3px);
}

.community-scene-card {
  position: relative;
  z-index: 1;
  width: min(31rem, calc(100% - 2rem));
  padding: 2rem;
}

.timeline-layout {
  position: relative;
  grid-template-columns: minmax(0, 0.42fr) minmax(0, 0.58fr);
  align-items: start;
  gap: 1.75rem;
}

.timeline-list {
  position: relative;
  display: grid;
  gap: 0.95rem;
  max-height: 720px;
  overflow: auto;
  padding: 0.5rem 0.7rem 0.5rem 1.45rem;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(255, 250, 243, 0.58), rgba(255, 247, 238, 0.92));
  box-shadow: 0 24px 48px rgba(56, 36, 21, 0.08);
}

.timeline-list::before {
  content: "";
  position: absolute;
  left: 0.9rem;
  top: 1.2rem;
  bottom: 1.2rem;
  width: 2px;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(43, 116, 99, 0.12), rgba(187, 122, 37, 0.5), rgba(43, 116, 99, 0.12));
}

.timeline-list::-webkit-scrollbar {
  width: 0.55rem;
}

.timeline-list::-webkit-scrollbar-thumb {
  background: rgba(35, 24, 15, 0.14);
  border-radius: 999px;
}

.timeline-item {
  position: relative;
  display: grid;
  width: 100%;
  gap: 0.45rem;
  padding: 1.08rem 1rem 1.08rem 1.45rem;
  border: 1px solid rgba(35, 24, 15, 0.06);
  border-radius: 22px;
  background: rgba(255, 253, 249, 0.72);
  backdrop-filter: blur(18px);
  cursor: pointer;
  text-align: left;
  box-shadow: 0 10px 24px rgba(56, 36, 21, 0.04);
  transition:
    transform 220ms ease,
    border-color 220ms ease,
    box-shadow 220ms ease,
    background-color 220ms ease;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -0.95rem;
  top: 1.45rem;
  width: 0.74rem;
  height: 0.74rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--gold), var(--jade));
  box-shadow: 0 0 0 0.34rem rgba(255, 248, 240, 0.96);
}

.timeline-item::after {
  content: "";
  position: absolute;
  left: 0;
  top: 14%;
  bottom: 14%;
  width: 0.28rem;
  border-radius: 999px;
  opacity: 0;
  background: linear-gradient(180deg, rgba(187, 122, 37, 0), rgba(187, 122, 37, 0.72), rgba(43, 116, 99, 0.72), rgba(43, 116, 99, 0));
  transition: opacity 220ms ease;
}

.timeline-item:hover,
.timeline-item.is-active {
  transform: translateX(8px);
  border-color: rgba(187, 122, 37, 0.18);
  background: linear-gradient(135deg, rgba(255, 251, 245, 0.96), rgba(248, 239, 229, 0.86));
  box-shadow: 0 20px 36px rgba(35, 24, 15, 0.12);
}

.timeline-item:hover::after,
.timeline-item.is-active::after {
  opacity: 1;
}

.timeline-item time {
  display: inline-flex;
  width: max-content;
  padding: 0.35rem 0.68rem;
  border-radius: 999px;
  background: rgba(43, 116, 99, 0.08);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--jade);
  text-transform: uppercase;
}

.timeline-item strong {
  font-size: 1.08rem;
  line-height: 1.55;
}

.timeline-item span {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.timeline-panel {
  position: sticky;
  top: calc(var(--header-height) + 1.1rem);
  min-height: 720px;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  padding-bottom: 1.1rem;
  background: linear-gradient(160deg, rgba(255, 250, 243, 0.92), rgba(245, 236, 224, 0.84));
}

.timeline-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at top right, rgba(187, 122, 37, 0.18), transparent 32%),
    radial-gradient(circle at bottom left, rgba(43, 116, 99, 0.12), transparent 30%);
}

.timeline-panel.is-text-only {
  min-height: auto;
  padding-bottom: 0;
}

.timeline-media {
  position: relative;
  height: 31rem;
  min-height: 31rem;
  max-height: 31rem;
  overflow: hidden;
  background:
    radial-gradient(circle at top, rgba(187, 122, 37, 0.14), transparent 42%),
    linear-gradient(180deg, rgba(43, 116, 99, 0.08), rgba(255, 250, 243, 0.24));
}

.timeline-media::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 252, 247, 0) 42%, rgba(20, 14, 10, 0.4) 100%);
}

.timeline-media::after {
  content: "";
  position: absolute;
  right: 1rem;
  top: 1rem;
  z-index: 1;
  width: 8rem;
  height: 8rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.38);
  background: radial-gradient(circle, rgba(255, 255, 255, 0.24), transparent 62%);
  backdrop-filter: blur(10px);
}

.timeline-media img {
  position: relative;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.timeline-media video {
  position: relative;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
}

.timeline-media.is-video {
  background: #000;
}

.timeline-media.is-video::before,
.timeline-media.is-video::after {
  display: none;
}

.timeline-copy {
  position: relative;
  z-index: 1;
  margin: -4.2rem 1.1rem 0;
  padding: 1.35rem 1.4rem 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.56);
  border-radius: 28px;
  background: rgba(255, 249, 242, 0.92);
  backdrop-filter: blur(18px);
  box-shadow: 0 22px 44px rgba(56, 36, 21, 0.12);
}

.timeline-panel.is-text-only .timeline-media {
  display: none;
}

.timeline-panel.is-text-only .timeline-copy {
  margin: 0;
}

.about-grid {
  display: grid;
  position: relative;
  grid-template-columns: minmax(0, 0.54fr) minmax(0, 0.46fr);
  align-items: stretch;
  gap: clamp(1.6rem, 3vw, 3rem);
  padding: clamp(1.8rem, 3vw, 2.8rem);
  border: 1px solid rgba(255, 255, 255, 0.46);
  border-radius: 38px;
  background:
    linear-gradient(145deg, rgba(247, 239, 228, 0.92), rgba(242, 232, 219, 0.78));
  box-shadow: 0 28px 58px rgba(56, 36, 21, 0.1);
  overflow: hidden;
}

.about-grid::before {
  content: "";
  position: absolute;
  top: 2rem;
  bottom: 2rem;
  left: 54%;
  width: 1px;
  background: linear-gradient(
    180deg,
    rgba(35, 24, 15, 0),
    rgba(35, 24, 15, 0.14),
    rgba(35, 24, 15, 0)
  );
}

.about-grid::after {
  content: "";
  position: absolute;
  right: -7rem;
  top: -6rem;
  width: 18rem;
  height: 18rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(187, 122, 37, 0.12), rgba(187, 122, 37, 0));
  pointer-events: none;
}

.about-lead {
  position: relative;
  z-index: 1;
  display: grid;
  align-content: start;
  gap: 1.05rem;
  text-align: left;
}

.about-lead h2 {
  margin: 0;
  max-width: 8.5ch;
  font-size: clamp(2.55rem, 4.3vw, 3.95rem);
  line-height: 1.03;
  letter-spacing: -0.04em;
  text-wrap: balance;
}

.about-lead .section-intro {
  max-width: 29rem;
  margin-top: 0;
  padding-top: 0.9rem;
  border-top: 1px solid rgba(56, 36, 21, 0.12);
  font-size: 1.1rem;
  line-height: 1.88;
  color: rgba(56, 36, 21, 0.74);
}

.about-body-panel {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  min-height: 100%;
  padding: clamp(1.5rem, 2.5vw, 2.2rem) clamp(1.4rem, 2.8vw, 2.2rem);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 28px;
  background: rgba(255, 250, 243, 0.82);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.72),
    0 16px 36px rgba(56, 36, 21, 0.08);
}

.about-body-panel::before {
  content: "";
  position: absolute;
  left: 1rem;
  top: 1.15rem;
  bottom: 1.15rem;
  width: 4px;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(187, 122, 37, 0.92), rgba(43, 116, 99, 0.76));
}

.about-body {
  margin: 0;
  padding-left: 1.35rem;
  color: var(--text-muted);
  font-size: 1.08rem;
  line-height: 1.94;
}

.faq-list {
  display: grid;
  gap: 1rem;
}

.faq-item {
  border: 1px solid rgba(35, 24, 15, 0.08);
  border-radius: 24px;
  background: rgba(255, 250, 243, 0.78);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 1.25rem;
  border: 0;
  background: transparent;
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.faq-question strong {
  font-size: 1.04rem;
  line-height: 1.6;
}

.faq-question span {
  flex: none;
  width: 2rem;
  height: 2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(35, 24, 15, 0.06);
  font-size: 1.1rem;
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 220ms ease;
}

.faq-answer-inner {
  overflow: hidden;
  padding: 0 1.25rem;
}

.faq-answer p {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  line-height: 1.8;
}

.faq-item.is-open .faq-answer {
  grid-template-rows: 1fr;
}

.faq-item.is-open .faq-question span {
  background: rgba(187, 122, 37, 0.16);
}

.site-footer {
  padding: 5.5rem 0 2rem;
}

.footer-grid {
  grid-template-columns: 1fr;
  justify-items: center;
  gap: 0.95rem;
  padding: 2rem 0;
  border-top: 1px solid rgba(35, 24, 15, 0.08);
  text-align: center;
}

.footer-address,
.footer-copy {
  margin: 0;
}

.footer-brand-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 4.25rem;
  height: 4.25rem;
}

.footer-brand img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

.footer-partner-logo {
  height: 2.35rem;
  width: auto;
  max-width: min(11rem, 62vw);
  display: block;
  object-fit: contain;
}

.social-pills {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.9rem;
}

.social-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.15rem;
  line-height: 0;
}

.social-pill-logo {
  width: 1.75rem;
  height: 1.75rem;
  display: block;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 560ms ease, transform 560ms ease;
}

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

@keyframes orbit {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes orbitReverse {
  from {
    transform: rotate(360deg);
  }
  to {
    transform: rotate(0deg);
  }
}

@keyframes featureOrbitFlow {
  from {
    transform: translate(-50%, -50%) rotate(0deg);
  }
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

@keyframes featureInstrumentFloat {
  0%,
  100% {
    transform: translate(-50%, -50%) rotate(-1deg);
  }
  25% {
    transform: translate(-50%, calc(-50% - 0.4rem)) rotate(0.4deg);
  }
  50% {
    transform: translate(-50%, calc(-50% - 0.72rem)) rotate(1deg);
  }
  75% {
    transform: translate(-50%, calc(-50% - 0.3rem)) rotate(-0.3deg);
  }
}

@keyframes featureInstrumentGlow {
  0%,
  100% {
    opacity: 0.72;
    filter: blur(18px);
  }
  50% {
    opacity: 1;
    filter: blur(22px);
  }
}

@keyframes featureInstrumentShadow {
  0%,
  100% {
    filter: drop-shadow(0 20px 34px rgba(56, 36, 21, 0.18));
  }
  50% {
    filter: drop-shadow(0 28px 40px rgba(56, 36, 21, 0.24));
  }
}

@media (prefers-reduced-motion: no-preference) {
  .feature-detail::after {
    animation: featureOrbitFlow 16s linear infinite;
  }

  .feature-media {
    will-change: transform;
    transform-origin: 50% 78%;
    animation: featureInstrumentFloat 7.2s ease-in-out infinite;
  }

  .feature-media::before {
    animation: featureInstrumentGlow 5.2s ease-in-out infinite;
  }

  .feature-media img {
    will-change: filter;
    animation: featureInstrumentShadow 7.2s ease-in-out infinite;
  }
}

@media (max-width: 1080px) {
  .site-header {
    grid-template-columns: auto auto;
    justify-content: space-between;
    height: auto;
    border-radius: 28px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .site-nav {
    grid-column: 1 / -1;
    display: none;
    justify-content: flex-start;
    padding-top: 0.35rem;
  }

  .site-header.is-menu-open .site-nav {
    display: inline-flex;
  }

  .header-actions {
    justify-self: end;
  }

  .hero-grid,
  .feature-layout,
  .community-grid,
  .timeline-layout,
  .about-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-stage {
    min-height: 640px;
  }

  .hero-stage-shell {
    min-height: 640px;
  }

  .hero-card-main {
    inset: 0 8% 16% 0;
  }

  .hero-card-product {
    width: 40%;
    height: 54%;
  }

  .community-stage {
    min-height: 520px;
  }

  .timeline-list {
    max-height: none;
  }

  .timeline-panel {
    position: relative;
    top: auto;
  }

  .feature-layout {
    display: flex;
    flex-direction: column;
    min-height: auto;
    gap: 1.15rem;
  }

  .feature-layout > * {
    grid-area: auto;
  }

  .feature-list {
    position: static;
    order: 2;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    align-items: stretch;
    pointer-events: auto;
  }

  .feature-detail {
    order: 1;
    min-height: 38rem;
  }

  .feature-detail::before {
    left: 50%;
    top: 47%;
    width: min(34rem, 82vw);
  }

  .feature-detail::after {
    left: 50%;
    top: 47%;
    width: min(31rem, 74vw);
  }

  .feature-list .feature-card {
    position: relative;
    top: auto;
    right: auto;
    bottom: auto;
    left: auto;
    --card-transform: translate3d(0, 0, 0);
    width: 100%;
    min-height: auto;
    transform: none !important;
  }

  .feature-list .feature-card::before,
  .feature-list .feature-card::after {
    display: none;
  }

  .feature-media {
    top: 47%;
    width: min(23.5rem, 60vw);
  }

  .feature-copy {
    top: 50%;
    bottom: auto;
    width: min(22rem, 56vw);
    height: min(27rem, 64vw);
    transform: translate(-50%, -50%) rotate(-1.4deg);
  }

  .about-grid {
    gap: 1.4rem;
    padding: 1.5rem;
    border-radius: 30px;
  }

  .about-grid::before {
    display: none;
  }

  .about-lead {
    gap: 0.95rem;
  }

  .about-lead h2 {
    max-width: 9ch;
  }
}

@media (max-width: 760px) {
  :root {
    --header-height: 80px;
  }

  .site-header {
    width: min(100vw - 1rem, 100%);
    padding: 0.95rem 1rem;
  }

  .header-actions {
    gap: 0.5rem;
  }

  .header-actions .button-ghost {
    display: none;
  }

  .hero {
    padding-top: 1.5rem;
  }

  .hero h1 {
    font-size: clamp(2.45rem, 11vw, 3.5rem);
    max-width: 10ch;
  }

  .hero-copy {
    padding-top: 0;
  }

  .hero .eyebrow {
    margin-bottom: 0.8rem;
    font-size: 0.76rem;
    letter-spacing: 0.16em;
  }

  .section-heading .eyebrow,
  .about-lead .eyebrow {
    font-size: 1.28rem;
    letter-spacing: 0.02em;
  }

  .section-heading-feature {
    gap: 0.7rem;
    margin-bottom: 1.2rem;
  }

  .section-heading-feature h2 {
    font-size: clamp(2.45rem, 10vw, 3.35rem);
    line-height: 1;
  }

  .section-heading-feature .section-intro {
    font-size: 0.98rem;
    line-height: 1.78;
  }

  .feature-list {
    grid-template-columns: 1fr;
    gap: 0.9rem;
  }

  .feature-detail {
    min-height: 27.5rem;
    padding: 0.8rem;
  }

  .feature-detail::before {
    top: 44%;
    width: min(20rem, 90vw);
    border-radius: 50%;
  }

  .feature-detail::after {
    top: 44%;
    width: min(18rem, 82vw);
  }

  .feature-media {
    top: 45%;
    width: min(19rem, 88vw);
  }

  .feature-media::before {
    inset: 16% 10% 14%;
    border-radius: 24px;
  }

  .feature-media img {
    transform: translateY(-4%) scale(1.28);
  }

  .feature-copy {
    top: 50%;
    bottom: auto;
    width: min(15.5rem, 72vw);
    height: min(20rem, 88vw);
    border-radius: 28px;
    transform: translate(-50%, -50%) rotate(-1.2deg);
  }

  .feature-copy::before {
    inset: 0.75rem;
    border-radius: 22px;
  }

  .feature-list .feature-card {
    padding: 1rem;
    border-radius: 22px;
  }

  .feature-list .feature-card strong {
    font-size: 1.06rem;
  }

  .feature-list .feature-card p {
    font-size: 0.92rem;
    line-height: 1.62;
  }

  .about-grid {
    gap: 1.1rem;
    padding: 1.15rem;
    border-radius: 24px;
  }

  .about-lead {
    gap: 0.8rem;
  }

  .about-lead h2 {
    max-width: 10ch;
    font-size: clamp(2.2rem, 9vw, 3.1rem);
    line-height: 1.04;
  }

  .about-lead .section-intro {
    padding-top: 0.7rem;
    font-size: 0.98rem;
    line-height: 1.8;
  }

  .hero-subtitle {
    margin-top: 0.85rem;
    font-size: 1.08rem;
    line-height: 1.42;
  }

  .hero-text {
    margin-top: 0.85rem;
    font-size: 0.96rem;
    line-height: 1.7;
  }

  .hero-actions {
    display: flex;
    gap: 0.65rem;
    margin-top: 1.35rem;
  }

  .hero-actions .button {
    width: auto;
    padding-inline: 1.2rem;
  }

  .hero-stats,
  .community-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-stats {
    gap: 0.65rem;
    margin-top: 1.35rem;
  }

  .hero-stats li {
    padding: 0.85rem 0.9rem;
    border-radius: 18px;
  }

  .hero-stats li:last-child {
    grid-column: 1 / -1;
  }

  .community-metrics .metric-card:last-child {
    grid-column: 1 / -1;
  }

  .hero-stats strong {
    font-size: 1.16rem;
  }

  .hero-stats span {
    font-size: 0.86rem;
    line-height: 1.55;
  }

  .hero-stage {
    min-height: 480px;
  }

  .hero-stage-shell {
    min-height: 480px;
  }

  .hero-card-main {
    inset: 0 4% 18% 0;
    border-radius: 24px;
  }

  .hero-card-product {
    right: 0;
    top: 8%;
    width: 40%;
    height: 38%;
    padding: 0.8rem;
    border-radius: 22px;
  }

  .hero-card-sticker {
    left: 6%;
    bottom: 9%;
    width: 36%;
    border-radius: 20px;
  }

  .hero-orbit {
    display: none;
  }

  .hero-wavebox {
    left: 4%;
    right: 4%;
    bottom: 4.5%;
    padding: 0.85rem 1rem;
  }

  .hero-waveform {
    gap: 0.24rem;
    height: 3.4rem;
  }

  .bow-console {
    position: relative;
    left: auto;
    top: auto;
    width: calc(100% - 0.8rem);
    margin: 0.75rem auto 0;
    padding: 1rem 0.95rem 0.9rem;
    border-radius: 22px;
  }

  .bow-strings {
    gap: 0.72rem;
    margin: 0.9rem 0 1rem;
  }

  .bow-description {
    font-size: 0.9rem;
    line-height: 1.62;
  }

  .scene-chip {
    min-width: 6.5rem;
    padding: 0.78rem 0.8rem;
    font-size: 0.92rem;
  }

  .scene-chip:nth-child(1) {
    left: 5%;
    top: 12%;
  }

  .scene-chip:nth-child(2) {
    right: 5%;
    top: 20%;
  }

  .scene-chip:nth-child(3) {
    left: 8%;
    bottom: 10%;
  }

  .scene-chip:nth-child(4) {
    right: 6%;
    bottom: 12%;
  }

  .community-scene-card {
    padding: 1.4rem;
  }

  .timeline-panel {
    min-height: auto;
    padding-bottom: 0;
  }

  .timeline-media {
    height: 16rem;
    min-height: 16rem;
    max-height: 16rem;
  }

  .timeline-list {
    padding: 0.3rem 0.35rem 0.3rem 1.2rem;
  }

  .timeline-list::before {
    left: 0.75rem;
  }

  .timeline-item {
    padding: 0.95rem 0.95rem 0.95rem 1.25rem;
  }

  .timeline-item::before {
    left: -0.84rem;
    top: 1.3rem;
  }

  .timeline-copy {
    margin: -2.5rem 0.7rem 0;
    padding: 1.05rem 1rem 1.15rem;
    border-radius: 24px;
  }

  .about-body-panel {
    padding: 1.05rem 1rem 1.05rem 1.1rem;
    border-radius: 22px;
  }

  .about-body-panel::before {
    left: 0.8rem;
    top: 0.9rem;
    bottom: 0.9rem;
    width: 3px;
  }

  .about-body {
    padding-left: 0.95rem;
    font-size: 0.98rem;
    line-height: 1.82;
  }

  .section {
    padding-top: 4.2rem;
  }
}

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

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