:root {
  color-scheme: light;
  --bg: #f7f5f2;
  --ink: #151821;
  --muted: #626b7d;
  --subtle: #8f98a8;
  --line: rgba(26, 30, 40, 0.1);
  --surface: rgba(255, 255, 255, 0.74);
  --surface-strong: #ffffff;
  --brand: #2d7cff;
  --pink: #ff6b8b;
  --violet: #8b9cff;
  --mint: #3bb8a1;
  --shadow: 0 28px 80px rgba(64, 71, 88, 0.14);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "PingFang SC",
    "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 12% 8%, rgba(255, 107, 139, 0.18), transparent 28rem),
    radial-gradient(circle at 88% 12%, rgba(45, 124, 255, 0.16), transparent 30rem),
    radial-gradient(circle at 78% 58%, rgba(59, 184, 161, 0.12), transparent 24rem),
    linear-gradient(180deg, #fbfaf8 0%, var(--bg) 48%, #ffffff 100%);
  color: var(--ink);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background-image: linear-gradient(rgba(21, 24, 33, 0.035) 1px, transparent 1px);
  background-size: 100% 88px;
  mask-image: linear-gradient(to bottom, black, transparent 70%);
}

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

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

.site-header {
  position: absolute;
  top: 22px;
  left: 50%;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1180px, calc(100% - 40px));
  padding: 0;
  transform: translateX(-50%);
}

.brand,
.nav,
.hero-actions,
.filings {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 700;
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  box-shadow: 0 10px 24px rgba(255, 107, 139, 0.14);
}

.nav {
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
}

.nav a {
  padding: 9px 12px;
  border-radius: 999px;
}

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

.section {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 88px 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(360px, 0.72fr);
  gap: 64px;
  align-items: center;
  min-height: clamp(760px, 86vh, 920px);
  padding-top: 108px;
}

.eyebrow {
  margin-bottom: 14px;
  color: var(--brand);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  max-width: 760px;
  margin-bottom: 24px;
  font-size: clamp(46px, 6.2vw, 86px);
  line-height: 1.03;
  letter-spacing: 0;
  overflow-wrap: break-word;
}

h1 span {
  display: block;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(32px, 4vw, 56px);
  line-height: 1.12;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

.hero-text,
.section-head p,
.loop-copy p,
.vision-card p,
.download-copy p {
  max-width: 720px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.85;
}

.hero-actions {
  gap: 12px;
  margin-top: 34px;
  flex-wrap: wrap;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 700px;
  margin-top: 34px;
}

.hero-metrics div {
  min-height: 92px;
  padding: 16px 18px;
  border: 1px solid rgba(26, 30, 40, 0.08);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.58);
  box-shadow: 0 14px 36px rgba(62, 69, 83, 0.06);
  backdrop-filter: blur(18px);
}

.hero-metrics strong {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 16px;
}

.hero-metrics span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
}

.button.primary {
  background: var(--ink);
  color: #fff;
  box-shadow: 0 16px 34px rgba(21, 24, 33, 0.22);
}

.button.secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.62);
  color: var(--muted);
}

.hero-panel {
  position: relative;
  min-height: 760px;
  padding: 0;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}

.inspiration-cloud {
  position: relative;
  min-height: 500px;
  margin-bottom: 20px;
  isolation: isolate;
}

.inspiration-cloud::before,
.inspiration-cloud::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 420px;
  height: 420px;
  content: "";
  border: 1px solid rgba(45, 124, 255, 0.12);
  border-radius: 50%;
  transform: translate(-50%, -50%) rotateX(62deg) rotateZ(-8deg);
  animation: orbitGlow 14s ease-in-out infinite;
}

.inspiration-cloud::after {
  width: 356px;
  height: 356px;
  border-color: rgba(255, 107, 139, 0.12);
  transform: translate(-50%, -50%) rotateX(62deg) rotateZ(16deg);
  animation-delay: -2.8s;
}

.orb {
  display: grid;
  place-items: center;
  position: absolute;
  top: 64px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  width: 350px;
  height: 350px;
  border-radius: 50%;
  overflow: hidden;
  background:
    radial-gradient(circle at 31% 22%, rgba(255, 255, 255, 0.98) 0 8%, rgba(255, 255, 255, 0.34) 14%, transparent 24%),
    radial-gradient(circle at 68% 76%, rgba(31, 119, 255, 0.62), transparent 31%),
    radial-gradient(circle at 29% 78%, rgba(39, 218, 194, 0.5), transparent 28%),
    radial-gradient(circle at 56% 48%, rgba(255, 255, 255, 0.24), transparent 38%),
    linear-gradient(145deg, #ff789c 0%, var(--violet) 48%, #2d7cff 100%);
  box-shadow:
    0 46px 96px rgba(70, 94, 205, 0.34),
    0 14px 42px rgba(255, 107, 139, 0.18),
    0 0 0 1px rgba(255, 255, 255, 0.42),
    inset 18px 20px 36px rgba(255, 255, 255, 0.22),
    inset -22px -30px 62px rgba(17, 35, 106, 0.34);
  filter: saturate(1.12) contrast(1.05);
  animation: orbPulse 9.5s ease-in-out infinite;
}

.orb::before {
  position: absolute;
  inset: -18px;
  content: "";
  border-radius: inherit;
  background:
    radial-gradient(ellipse at 34% 26%, rgba(255, 255, 255, 0.68), rgba(255, 255, 255, 0.18) 18%, transparent 31%),
    radial-gradient(ellipse at 70% 34%, rgba(255, 214, 226, 0.28), transparent 26%),
    radial-gradient(ellipse at 44% 72%, rgba(139, 236, 230, 0.32), transparent 30%),
    linear-gradient(152deg, rgba(255, 255, 255, 0.2), transparent 58%);
  background-size: 112% 112%, 126% 126%, 140% 140%, 100% 100%;
  filter: blur(2px);
  opacity: 0.76;
  mix-blend-mode: screen;
  animation: orbTextureFlow 18s ease-in-out infinite alternate;
}

.orb::after {
  position: absolute;
  inset: 0;
  z-index: 1;
  content: "";
  border-radius: inherit;
  background:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.72), transparent 16%),
    radial-gradient(circle at 50% 50%, transparent 52%, rgba(255, 255, 255, 0.2) 68%, rgba(17, 35, 106, 0.26) 100%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.12), transparent 42%, rgba(13, 29, 88, 0.16));
  pointer-events: none;
  animation: auraPulse 12s ease-in-out infinite;
}

.orb-label {
  position: relative;
  z-index: 2;
  display: block;
  text-align: center;
}

.orb-label {
  width: min(260px, 78%);
  background: linear-gradient(110deg, #ffffff 0%, #ffe2ec 22%, #b8c4ff 52%, #91f0e4 78%, #ffffff 100%);
  background-size: 220% 100%;
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  font-size: 30px;
  font-weight: 850;
  line-height: 1.2;
  letter-spacing: 0.02em;
  opacity: 0;
  filter: drop-shadow(0 8px 24px rgba(45, 124, 255, 0.26));
  animation:
    wisdomTextReveal 9s ease-out 1.2s forwards,
    gradientTextFlow 12s ease-in-out 2s infinite;
}

.idea-node {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 4;
  --x0: 0px;
  --y0: 0px;
  --x1: 0px;
  --y1: 0px;
  --x2: 0px;
  --y2: 0px;
  --xMid: 0px;
  --yMid: 0px;
  --scale: 1;
  --duration: 38s;
  display: grid;
  place-items: center;
  width: 88px;
  min-height: 88px;
  padding: 12px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 31% 22%, rgba(255, 255, 255, 0.96), transparent 19%),
    radial-gradient(circle at 66% 72%, rgba(255, 255, 255, 0.24), transparent 30%),
    linear-gradient(135deg, var(--node-a, rgba(255, 107, 139, 0.62)), var(--node-b, rgba(139, 156, 255, 0.58)));
  box-shadow:
    0 18px 42px rgba(64, 71, 88, 0.13),
    0 0 32px var(--node-glow, rgba(139, 156, 255, 0.18)),
    inset 0 1px 14px rgba(255, 255, 255, 0.4),
    inset 0 -12px 26px rgba(24, 35, 88, 0.09);
  color: rgba(255, 255, 255, 0.94);
  font-size: 11px;
  font-weight: 700;
  line-height: 1.22;
  text-align: center;
  text-shadow: 0 3px 14px rgba(21, 24, 33, 0.2);
  backdrop-filter: blur(14px) saturate(1.18);
  pointer-events: none;
  transform: translate3d(-50%, -50%, 0) translate3d(var(--x0), var(--y0), 0) scale(var(--scale));
  will-change: transform, opacity;
  animation: spatialIdeaMerge var(--duration) linear infinite;
}

.node-1 {
  --x0: -168px;
  --y0: -172px;
  --x1: -112px;
  --y1: -118px;
  --x2: 2px;
  --y2: -22px;
  --xMid: -55px;
  --yMid: -70px;
  --duration: 41s;
  --node-a: rgba(255, 121, 154, 0.68);
  --node-b: rgba(132, 154, 255, 0.56);
  --node-glow: rgba(255, 121, 154, 0.18);
  animation-delay: -4s;
}

.node-2 {
  --x0: -32px;
  --y0: -194px;
  --x1: -8px;
  --y1: -132px;
  --x2: 22px;
  --y2: -12px;
  --xMid: 7px;
  --yMid: -72px;
  --scale: 0.92;
  --duration: 35s;
  --node-a: rgba(139, 156, 255, 0.62);
  --node-b: rgba(82, 205, 221, 0.5);
  animation-delay: -11s;
}

.node-3 {
  --x0: 148px;
  --y0: -166px;
  --x1: 104px;
  --y1: -110px;
  --x2: 24px;
  --y2: 10px;
  --xMid: 64px;
  --yMid: -50px;
  --duration: 44s;
  --node-a: rgba(255, 204, 117, 0.58);
  --node-b: rgba(255, 132, 168, 0.5);
  animation-delay: -19s;
}

.node-4 {
  --x0: 214px;
  --y0: -34px;
  --x1: 140px;
  --y1: -12px;
  --x2: 36px;
  --y2: 2px;
  --xMid: 88px;
  --yMid: -5px;
  --duration: 50s;
  --node-a: rgba(128, 223, 194, 0.56);
  --node-b: rgba(94, 136, 255, 0.54);
  animation-delay: -7s;
}

.node-5 {
  --x0: 170px;
  --y0: 118px;
  --x1: 110px;
  --y1: 78px;
  --x2: 28px;
  --y2: 18px;
  --xMid: 69px;
  --yMid: 48px;
  --scale: 0.96;
  --duration: 39s;
  --node-a: rgba(218, 137, 255, 0.58);
  --node-b: rgba(255, 121, 154, 0.54);
  animation-delay: -25s;
}

.node-6 {
  --x0: 26px;
  --y0: 188px;
  --x1: 12px;
  --y1: 126px;
  --x2: 4px;
  --y2: 34px;
  --xMid: 8px;
  --yMid: 80px;
  --duration: 43s;
  --node-a: rgba(255, 181, 112, 0.56);
  --node-b: rgba(170, 137, 255, 0.5);
  animation-delay: -14s;
}

.node-7 {
  --x0: -154px;
  --y0: 142px;
  --x1: -98px;
  --y1: 94px;
  --x2: -24px;
  --y2: 26px;
  --xMid: -61px;
  --yMid: 60px;
  --duration: 47s;
  --node-a: rgba(88, 210, 222, 0.58);
  --node-b: rgba(112, 146, 255, 0.52);
  animation-delay: -30s;
}

.node-8 {
  --x0: -224px;
  --y0: 0px;
  --x1: -146px;
  --y1: 8px;
  --x2: -42px;
  --y2: 4px;
  --xMid: -94px;
  --yMid: 6px;
  --scale: 0.94;
  --duration: 36s;
  --node-a: rgba(255, 137, 172, 0.58);
  --node-b: rgba(101, 221, 185, 0.46);
  animation-delay: -18s;
}

.node-9 {
  --x0: -88px;
  --y0: -86px;
  --x1: -58px;
  --y1: -58px;
  --x2: -12px;
  --y2: -10px;
  --xMid: -35px;
  --yMid: -34px;
  --scale: 0.78;
  --duration: 32s;
  --node-a: rgba(118, 163, 255, 0.48);
  --node-b: rgba(255, 137, 172, 0.44);
  animation-delay: -2s;
}

.node-10 {
  --x0: 94px;
  --y0: -74px;
  --x1: 64px;
  --y1: -48px;
  --x2: 16px;
  --y2: -6px;
  --xMid: 40px;
  --yMid: -27px;
  --scale: 0.76;
  --duration: 34s;
  --node-a: rgba(98, 215, 194, 0.48);
  --node-b: rgba(139, 156, 255, 0.44);
  animation-delay: -22s;
}

.node-11 {
  --x0: 94px;
  --y0: 76px;
  --x1: 62px;
  --y1: 50px;
  --x2: 14px;
  --y2: 10px;
  --xMid: 38px;
  --yMid: 30px;
  --scale: 0.74;
  --duration: 37s;
  --node-a: rgba(255, 218, 130, 0.48);
  --node-b: rgba(91, 199, 226, 0.44);
  animation-delay: -9s;
}

.node-12 {
  --x0: -82px;
  --y0: 84px;
  --x1: -54px;
  --y1: 58px;
  --x2: -12px;
  --y2: 14px;
  --xMid: -33px;
  --yMid: 36px;
  --scale: 0.74;
  --duration: 33s;
  --node-a: rgba(255, 132, 168, 0.5);
  --node-b: rgba(255, 194, 117, 0.42);
  animation-delay: -27s;
}

.node-13 {
  --x0: 228px;
  --y0: 70px;
  --x1: 146px;
  --y1: 50px;
  --x2: 38px;
  --y2: 12px;
  --xMid: 92px;
  --yMid: 31px;
  --scale: 0.82;
  --duration: 48s;
  --node-a: rgba(139, 156, 255, 0.52);
  --node-b: rgba(120, 225, 204, 0.42);
  animation-delay: -33s;
}

.node-14 {
  --x0: -216px;
  --y0: -72px;
  --x1: -138px;
  --y1: -48px;
  --x2: -34px;
  --y2: -12px;
  --xMid: -86px;
  --yMid: -30px;
  --scale: 0.8;
  --duration: 45s;
  --node-a: rgba(195, 151, 255, 0.5);
  --node-b: rgba(255, 137, 172, 0.42);
  animation-delay: -16s;
}

.node-15 {
  --x0: 8px;
  --y0: -112px;
  --x1: 8px;
  --y1: -76px;
  --x2: 2px;
  --y2: -16px;
  --xMid: 5px;
  --yMid: -46px;
  --scale: 0.68;
  --duration: 31s;
  --node-a: rgba(255, 137, 172, 0.44);
  --node-b: rgba(139, 156, 255, 0.42);
  animation-delay: -6s;
}

.node-16 {
  --x0: 2px;
  --y0: 120px;
  --x1: 0px;
  --y1: 78px;
  --x2: 0px;
  --y2: 22px;
  --xMid: 0px;
  --yMid: 50px;
  --scale: 0.7;
  --duration: 40s;
  --node-a: rgba(94, 218, 211, 0.44);
  --node-b: rgba(255, 194, 117, 0.4);
  animation-delay: -35s;
}

.panel-stack {
  display: grid;
  gap: 12px;
  padding: 0 6px 4px;
}

.feature-card,
.three-grid article,
.qr-card,
.vision-card {
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: 0 18px 54px rgba(62, 69, 83, 0.08);
  backdrop-filter: blur(22px);
}

.thought-card {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px solid rgba(26, 30, 40, 0.08);
}

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

.thought-card span,
.feature-card span,
.loop-steps span,
.site-footer span {
  display: block;
  color: var(--muted);
}

.thought-card span {
  margin-bottom: 0;
  font-size: 13px;
  font-weight: 800;
  color: rgba(45, 124, 255, 0.72);
}

.thought-card strong {
  color: rgba(21, 24, 33, 0.78);
  font-size: 15px;
  font-weight: 720;
  line-height: 1.45;
  min-width: 0;
  overflow-wrap: anywhere;
}

@keyframes orbPulse {
  0%,
  100% {
    transform: translateX(-50%) scale(1);
  }
  50% {
    transform: translateX(-50%) scale(1.012);
  }
}

@keyframes orbTextureFlow {
  0% {
    background-position: 0% 12%, 100% 22%, 20% 100%, center;
    transform: scale(1);
  }
  50% {
    background-position: 42% 32%, 62% 68%, 64% 40%, center;
    transform: scale(1.018);
  }
  100% {
    background-position: 82% 18%, 16% 54%, 42% 18%, center;
    transform: scale(1);
  }
}

@keyframes wisdomTextReveal {
  0%,
  48% {
    opacity: 0;
    transform: translateY(8px) scale(0.94);
    filter: blur(4px);
  }
  68% {
    opacity: 0.72;
    filter: blur(1px);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

@keyframes gradientTextFlow {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

@keyframes auraPulse {
  0%,
  100% {
    opacity: 0.68;
    transform: scale(0.98);
  }
  50% {
    opacity: 0.92;
    transform: scale(1.04);
  }
}

@keyframes orbitGlow {
  0%,
  100% {
    opacity: 0.42;
    transform: translate(-50%, -50%) rotateX(62deg) rotateZ(-8deg) scale(0.96);
  }
  50% {
    opacity: 0.88;
    transform: translate(-50%, -50%) rotateX(62deg) rotateZ(16deg) scale(1.04);
  }
}

@keyframes spatialIdeaMerge {
  0% {
    transform: translate3d(-50%, -50%, 0) translate3d(var(--x0), var(--y0), 0) scale(calc(var(--scale) * 0.94));
    opacity: 0;
  }
  8% {
    transform: translate3d(-50%, -50%, 0) translate3d(var(--x0), var(--y0), 0) scale(var(--scale));
    opacity: 0.86;
  }
  30% {
    transform: translate3d(-50%, -50%, 0) translate3d(var(--x1), var(--y1), 0) scale(var(--scale));
    opacity: 0.88;
  }
  48% {
    transform: translate3d(-50%, -50%, 0) translate3d(var(--xMid), var(--yMid), 0)
      scale(calc(var(--scale) * 0.78));
    opacity: 0.36;
  }
  60% {
    transform: translate3d(-50%, -50%, 0) translate3d(var(--x2), var(--y2), 0)
      scale(calc(var(--scale) * 0.46));
    opacity: 0;
  }
  68% {
    transform: translate3d(-50%, -50%, 0) translate3d(var(--x0), var(--y0), 0)
      scale(calc(var(--scale) * 0.94));
    opacity: 0;
  }
  82% {
    transform: translate3d(-50%, -50%, 0) translate3d(var(--x0), var(--y0), 0) scale(var(--scale));
    opacity: 0.82;
  }
  96% {
    transform: translate3d(-50%, -50%, 0) translate3d(var(--x1), var(--y1), 0) scale(var(--scale));
    opacity: 0.7;
  }
  100% {
    transform: translate3d(-50%, -50%, 0) translate3d(var(--x1), var(--y1), 0)
      scale(calc(var(--scale) * 0.96));
    opacity: 0;
  }
}

.section-head {
  margin-bottom: 34px;
}

.three-grid,
.feature-grid,
.qr-grid,
.download-link-grid,
.scenario-grid {
  display: grid;
  gap: 18px;
}

.three-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.three-grid article,
.feature-card,
.qr-card {
  padding: 24px;
  border-radius: 28px;
}

.three-grid p,
.feature-card p,
.qr-card p,
.loop-steps span {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.7;
}

.feature-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-card span {
  margin-bottom: 28px;
  color: var(--brand);
  font-weight: 800;
}

.feature-card {
  position: relative;
  overflow: hidden;
}

.feature-card::after {
  position: absolute;
  right: -42px;
  top: -42px;
  width: 112px;
  height: 112px;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle at 34% 28%, rgba(255, 255, 255, 0.96) 0 10%, rgba(45, 124, 255, 0.18) 44%, transparent 72%);
  opacity: 0.82;
  pointer-events: none;
}

.feature-card:nth-child(1)::after {
  background: radial-gradient(circle at 34% 28%, rgba(255, 255, 255, 0.96) 0 10%, rgba(255, 107, 139, 0.18) 44%, transparent 72%);
}

.feature-card:nth-child(3)::after {
  background: radial-gradient(circle at 34% 28%, rgba(255, 255, 255, 0.96) 0 10%, rgba(59, 184, 161, 0.18) 44%, transparent 72%);
}

.feature-card > * {
  position: relative;
  z-index: 1;
}

.scenarios {
  position: relative;
}

.scenario-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.scenario-grid article {
  position: relative;
  --scene-a: rgba(255, 107, 139, 0.28);
  --scene-b: rgba(255, 167, 190, 0.18);
  --scene-c: rgba(255, 107, 139, 0.42);
  --scene-ink: #e84f76;
  min-height: 290px;
  padding: 28px;
  overflow: hidden;
  border: 1px solid rgba(26, 30, 40, 0.08);
  border-radius: 34px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(255, 255, 255, 0.58)),
    radial-gradient(circle at 84% 18%, var(--scene-a), transparent 9rem),
    radial-gradient(circle at 16% 90%, var(--scene-b), transparent 10rem);
  box-shadow: 0 22px 62px rgba(62, 69, 83, 0.08), 0 18px 48px var(--scene-b);
  backdrop-filter: blur(22px);
}

.scenario-grid article:nth-child(2) {
  --scene-a: rgba(45, 124, 255, 0.24);
  --scene-b: rgba(99, 143, 255, 0.16);
  --scene-c: rgba(45, 124, 255, 0.42);
  --scene-ink: #2d7cff;
}

.scenario-grid article:nth-child(3) {
  --scene-a: rgba(59, 184, 161, 0.24);
  --scene-b: rgba(116, 221, 203, 0.16);
  --scene-c: rgba(59, 184, 161, 0.42);
  --scene-ink: #2e9f8e;
}

.scenario-grid article::before {
  position: absolute;
  top: 18px;
  right: 22px;
  width: 44px;
  height: 44px;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle at 32% 25%, #fff 0 12%, var(--scene-c) 46%, rgba(255, 255, 255, 0.18) 100%);
  box-shadow:
    0 14px 32px var(--scene-b),
    inset 0 1px 12px rgba(255, 255, 255, 0.52);
}

.scenario-grid article::after {
  position: absolute;
  right: -34px;
  bottom: -34px;
  width: 132px;
  height: 132px;
  content: "";
  border-radius: 50%;
  background: radial-gradient(circle at 32% 26%, #fff 0 9%, var(--scene-c) 42%, var(--scene-b) 100%);
  filter: blur(0.2px);
}

.scenario-grid span {
  display: inline-flex;
  align-items: center;
  height: 32px;
  padding: 0 12px;
  margin-bottom: 56px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--scene-ink) 9%, white);
  color: var(--scene-ink);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.scenario-grid h3 {
  position: relative;
  z-index: 1;
  font-size: 26px;
}

.scenario-grid p {
  position: relative;
  z-index: 1;
  color: var(--muted);
  line-height: 1.75;
}

.product-showcase {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  align-items: start;
}

.showcase-copy p {
  max-width: 760px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.82;
}

.showcase-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.showcase-tags span {
  padding: 9px 13px;
  border: 1px solid rgba(45, 124, 255, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.68);
  color: #4d5a70;
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 12px 30px rgba(62, 69, 83, 0.06);
}

.device-stage {
  position: relative;
  min-height: 680px;
  padding: 26px 0 34px;
  isolation: isolate;
}

.device-stage::before {
  position: absolute;
  inset: 44px 10px 22px;
  z-index: -2;
  content: "";
  border-radius: 42px;
  background:
    radial-gradient(circle at 20% 18%, rgba(255, 107, 139, 0.2), transparent 18rem),
    radial-gradient(circle at 80% 24%, rgba(45, 124, 255, 0.18), transparent 20rem),
    radial-gradient(circle at 68% 84%, rgba(59, 184, 161, 0.16), transparent 18rem),
    rgba(255, 255, 255, 0.46);
  filter: blur(0.2px);
}

.device-stage::after {
  position: absolute;
  right: 8%;
  bottom: 18px;
  left: 10%;
  z-index: -1;
  height: 74px;
  content: "";
  border-radius: 50%;
  background: rgba(52, 72, 108, 0.16);
  filter: blur(34px);
}

.device-pair {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(270px, 0.36fr) minmax(720px, 1fr);
  gap: 34px;
  align-items: end;
  min-height: 610px;
}

.phone-device,
.mac-device {
  position: relative;
  margin: 0;
}

.phone-device {
  z-index: 3;
  justify-self: end;
  width: min(330px, 100%);
}

.iphone-shell {
  position: relative;
  padding: 10px;
  overflow: hidden;
  border-radius: 54px;
  background:
    linear-gradient(145deg, #20242e, #06070a 58%, #2b303b),
    #0b0d12;
  box-shadow:
    0 34px 88px rgba(41, 52, 78, 0.28),
    0 0 0 1px rgba(255, 255, 255, 0.16) inset;
}

.iphone-island {
  display: none;
}

.device-shot {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
  user-select: none;
}

.iphone-shot {
  border-radius: 44px;
  background: #f6f9ff;
}

.mac-device {
  z-index: 1;
  width: 100%;
  justify-self: start;
}

.macbook-shell {
  position: relative;
  padding-bottom: 24px;
}

.mac-screen {
  padding: 8px;
  overflow: hidden;
  border-radius: 22px;
  background:
    linear-gradient(145deg, #242a33, #08090d 58%, #2c333f),
    #101218;
  box-shadow:
    0 26px 74px rgba(41, 52, 78, 0.18),
    0 0 0 1px rgba(255, 255, 255, 0.12) inset;
}

.mac-shot {
  border-radius: 14px;
  background: #f8fbff;
}

.mac-hinge {
  width: 64%;
  height: 4px;
  margin: 0 auto;
  border-radius: 0 0 10px 10px;
  background: #171a21;
}

.mac-base {
  position: absolute;
  right: 8%;
  bottom: 7px;
  left: 8%;
  height: 13px;
  border-radius: 0 0 20px 20px;
  background: linear-gradient(180deg, #20252d, #11141a);
  box-shadow:
    0 14px 30px rgba(21, 24, 33, 0.14),
    0 1px 0 rgba(255, 255, 255, 0.08) inset;
}

.color-chip {
  position: absolute;
  z-index: 2;
  border-radius: 999px;
  opacity: 0.88;
  filter: blur(0.1px);
  box-shadow: 0 18px 44px rgba(64, 71, 88, 0.14);
}

.chip-pink {
  top: 16px;
  left: 7%;
  width: 112px;
  height: 112px;
  background: radial-gradient(circle at 34% 28%, #fff 0 10%, #ff8aa7 42%, rgba(255, 107, 139, 0.34) 100%);
}

.chip-blue {
  top: 74px;
  right: 4%;
  width: 78px;
  height: 78px;
  background: radial-gradient(circle at 34% 28%, #fff 0 10%, #7ca2ff 42%, rgba(45, 124, 255, 0.28) 100%);
}

.chip-mint {
  bottom: 38px;
  left: 18%;
  width: 64px;
  height: 64px;
  background: radial-gradient(circle at 34% 28%, #fff 0 12%, #6ee1cf 44%, rgba(59, 184, 161, 0.28) 100%);
}

.loop {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 54px;
  align-items: center;
}

.loop-board {
  display: grid;
  grid-template-columns: minmax(260px, 0.86fr) 1fr;
  gap: 18px;
  align-items: center;
}

.loop-illustration {
  position: relative;
  width: min(320px, 100%);
  aspect-ratio: 1;
  min-height: 0;
  margin: 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.56);
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 22%, rgba(255, 255, 255, 0.96) 0 8%, rgba(255, 255, 255, 0.3) 15%, transparent 28%),
    radial-gradient(circle at 68% 78%, rgba(45, 124, 255, 0.58), transparent 34%),
    radial-gradient(circle at 28% 78%, rgba(59, 184, 161, 0.34), transparent 30%),
    radial-gradient(circle at 62% 28%, rgba(255, 107, 139, 0.34), transparent 28%),
    linear-gradient(145deg, rgba(255, 136, 170, 0.78), rgba(139, 156, 255, 0.78) 48%, rgba(45, 124, 255, 0.88));
  box-shadow:
    0 26px 72px rgba(45, 124, 255, 0.18),
    0 18px 44px rgba(255, 107, 139, 0.08),
    inset 16px 18px 34px rgba(255, 255, 255, 0.24),
    inset -24px -30px 58px rgba(18, 38, 118, 0.26);
  overflow: hidden;
  isolation: isolate;
  animation: loopSphereBreathe 9s ease-in-out infinite;
}

.loop-illustration::before {
  position: absolute;
  inset: 34px;
  z-index: 1;
  content: "";
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  background:
    conic-gradient(from 0deg, transparent 0deg, rgba(255, 255, 255, 0.64) 34deg, transparent 88deg, rgba(255, 228, 238, 0.46) 156deg, transparent 226deg, rgba(169, 244, 235, 0.48) 296deg, transparent 360deg);
  mask: radial-gradient(farthest-side, transparent calc(100% - 3px), #000 calc(100% - 2px));
  animation: loopOrbitFlow 16s linear infinite;
}

.loop-illustration::after {
  position: absolute;
  inset: -16px;
  z-index: 0;
  content: "";
  border-radius: 50%;
  background:
    radial-gradient(circle at 28% 24%, rgba(255, 255, 255, 0.72), transparent 17%),
    radial-gradient(circle at 50% 50%, transparent 48%, rgba(255, 255, 255, 0.18) 68%, rgba(17, 35, 106, 0.2) 100%),
    linear-gradient(115deg, transparent 0 30%, rgba(255, 255, 255, 0.24) 46%, transparent 64% 100%);
  opacity: 0.78;
  animation: loopSoftSheen 10s ease-in-out infinite alternate;
}

.loop-illustration strong {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 3;
  display: grid;
  place-items: center;
  width: 108px;
  height: 108px;
  padding: 16px;
  border-radius: 50%;
  color: #fff;
  font-size: 18px;
  line-height: 1.2;
  text-align: center;
  background:
    radial-gradient(circle at 32% 24%, rgba(255, 255, 255, 0.64), transparent 22%),
    rgba(255, 255, 255, 0.16);
  box-shadow:
    0 18px 42px rgba(45, 124, 255, 0.16),
    inset 0 1px 20px rgba(255, 255, 255, 0.26),
    inset 0 -18px 34px rgba(20, 44, 122, 0.12);
  backdrop-filter: blur(8px);
  transform: translate(-50%, -50%);
  animation: loopCorePulse 7.5s ease-in-out infinite;
}

.loop-dot {
  position: absolute;
  z-index: 4;
  display: grid;
  place-items: center;
  width: 68px;
  height: 68px;
  border-radius: 50%;
  color: rgba(255, 255, 255, 0.94);
  font-size: 13px;
  font-weight: 800;
  background:
    radial-gradient(circle at 32% 24%, rgba(255, 255, 255, 0.96), transparent 24%),
    rgba(255, 255, 255, 0.18);
  box-shadow:
    0 16px 36px rgba(38, 60, 130, 0.12),
    0 0 28px rgba(255, 255, 255, 0.14),
    inset 0 1px 16px rgba(255, 255, 255, 0.32);
  backdrop-filter: blur(18px);
  text-shadow: 0 3px 14px rgba(24, 35, 88, 0.22);
  animation: loopNodeBreathe 8s ease-in-out infinite;
}

.loop-dot::after {
  content: attr(data-label);
}

.dot-capture {
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  animation-delay: 0s;
}

.dot-capture::after {
  content: "捕捉";
}

.dot-organize {
  top: 50%;
  right: 22px;
  transform: translateY(-50%);
  animation-delay: -2s;
}

.dot-organize::after {
  content: "整理";
}

.dot-archive {
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  animation-delay: -4s;
}

.dot-archive::after {
  content: "沉淀";
}

.dot-reuse {
  top: 50%;
  left: 22px;
  transform: translateY(-50%);
  animation-delay: -6s;
}

.dot-reuse::after {
  content: "复用";
}

@keyframes loopOrbitFlow {
  to {
    transform: rotate(360deg);
  }
}

@keyframes loopSphereBreathe {
  0%,
  100% {
    transform: scale(1);
    filter: saturate(1.02);
  }
  50% {
    transform: scale(1.018);
    filter: saturate(1.1);
  }
}

@keyframes loopSoftSheen {
  0% {
    opacity: 0.52;
    transform: translate3d(-8px, -6px, 0) scale(1);
  }
  100% {
    opacity: 0.9;
    transform: translate3d(8px, 6px, 0) scale(1.02);
  }
}

@keyframes loopCorePulse {
  0%,
  100% {
    filter: saturate(1);
    transform: translate(-50%, -50%) scale(1);
  }
  50% {
    filter: saturate(1.12);
    transform: translate(-50%, -50%) scale(1.025);
  }
}

@keyframes loopNodeBreathe {
  0%,
  100% {
    filter: saturate(1);
    opacity: 0.86;
  }
  50% {
    filter: saturate(1.12);
    opacity: 1;
  }
}

.loop-steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.loop-steps div {
  padding: 20px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
}

.loop-steps strong {
  display: block;
  margin-bottom: 8px;
  font-size: 20px;
}

.vision-card {
  padding: clamp(28px, 6vw, 72px);
  border-radius: 38px;
  background:
    linear-gradient(135deg, rgba(21, 24, 33, 0.94), rgba(36, 42, 62, 0.88)),
    radial-gradient(circle at 82% 18%, rgba(255, 107, 139, 0.32), transparent 18rem);
  color: #fff;
}

.vision-card .eyebrow {
  color: #9bbcff;
}

.vision-card p {
  color: rgba(255, 255, 255, 0.74);
}

.vision-card strong {
  display: block;
  margin-top: 26px;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.35;
}

.download {
  display: grid;
  grid-template-columns: 1fr 0.92fr;
  gap: 46px;
  align-items: center;
}

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

.qr-card {
  text-align: center;
}

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

.download-card {
  position: relative;
  min-height: 250px;
  padding: 28px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 30px;
  background:
    radial-gradient(circle at 86% 12%, rgba(45, 124, 255, 0.15), transparent 9rem),
    radial-gradient(circle at 18% 88%, rgba(255, 107, 139, 0.12), transparent 10rem),
    rgba(255, 255, 255, 0.78);
  box-shadow: 0 22px 64px rgba(62, 69, 83, 0.1);
  backdrop-filter: blur(24px);
}

.download-card h3 {
  margin: 22px 0 12px;
  font-size: 30px;
}

.download-card p {
  min-height: 58px;
  margin-bottom: 26px;
  color: var(--muted);
  line-height: 1.65;
}

.download-badge {
  display: inline-flex;
  align-items: center;
  height: 34px;
  padding: 0 13px;
  border: 1px solid rgba(45, 124, 255, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--brand);
  font-size: 13px;
  font-weight: 800;
}

.download-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
  font-weight: 800;
  box-shadow: 0 14px 30px rgba(21, 24, 33, 0.18);
}

.download-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.download-link.secondary {
  border: 1px solid rgba(45, 124, 255, 0.14);
  background: rgba(255, 255, 255, 0.74);
  color: #4d5a70;
  box-shadow: 0 12px 26px rgba(62, 69, 83, 0.08);
}

.qr-image {
  display: block;
  width: min(220px, 100%);
  aspect-ratio: 1;
  margin: 0 auto 18px;
  border: 10px solid #fff;
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 20px 46px rgba(62, 69, 83, 0.14);
  object-fit: contain;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 34px 0 44px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.site-footer strong {
  display: block;
  color: var(--ink);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 8px;
}

.footer-brand img {
  width: 28px;
  height: 28px;
  border-radius: 9px;
  box-shadow: 0 8px 20px rgba(255, 107, 139, 0.12);
}

.filings {
  gap: 14px;
  flex-wrap: wrap;
  justify-content: flex-end;
  font-size: 13px;
  line-height: 1;
}

.filings a {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  white-space: nowrap;
}

.police-filing {
  align-items: center;
  gap: 4px;
}

.police-filing img {
  width: 12px;
  height: 13px;
  object-fit: contain;
}

.police-filing span {
  display: inline;
}

.filings a:hover {
  color: var(--brand);
}

@media (max-width: 920px) {
  .site-header,
  .section,
  .site-footer {
    width: min(100% - 28px, 720px);
  }

  .nav {
    display: none;
  }

  .hero,
  .loop,
  .download,
  .product-showcase {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 28px;
    min-height: auto;
    padding-top: 70px;
    overflow: hidden;
  }

  .hero-panel {
    min-height: auto;
  }

  .inspiration-cloud {
    min-height: 470px;
  }

  .orb {
    width: 320px;
    height: 320px;
  }

  .three-grid,
  .feature-grid,
  .scenario-grid {
    grid-template-columns: 1fr;
  }

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

  .device-stage {
    min-height: auto;
    padding: 28px 0 18px;
  }

  .device-pair {
    grid-template-columns: 1fr;
    gap: 34px;
    min-height: auto;
  }

  .phone-device {
    justify-self: center;
    width: min(310px, 72vw);
  }

  .mac-device {
    width: min(100%, 680px);
    justify-self: center;
  }

  .loop-board {
    grid-template-columns: 1fr;
  }

  .loop-illustration {
    width: min(300px, 78vw);
  }
}

@media (max-width: 560px) {
  .section {
    padding: 62px 0;
  }

  h1 {
    font-size: 30px;
    line-height: 1.08;
    word-break: break-all;
  }

  .hero-copy {
    min-width: 0;
    max-width: calc(100vw - 28px);
    overflow: hidden;
  }

  h2 {
    font-size: 32px;
  }

  .hero-text,
  .section-head p,
  .loop-copy p,
  .vision-card p,
  .download-copy p,
  .showcase-copy p {
    max-width: calc(100vw - 56px);
    font-size: 16px;
    line-height: 1.75;
    word-break: break-all;
  }

  .hero-actions,
  .button {
    width: auto;
  }

  .hero-actions {
    gap: 10px;
    margin-top: 26px;
  }

  .button {
    min-height: 40px;
    padding: 0 15px;
    border-color: rgba(26, 30, 40, 0.08);
    background: rgba(255, 255, 255, 0.72);
    color: var(--ink);
    font-size: 14px;
    box-shadow: 0 10px 24px rgba(62, 69, 83, 0.08);
    backdrop-filter: blur(16px);
  }

  .button.primary {
    background: rgba(255, 255, 255, 0.72);
    color: var(--ink);
    box-shadow: 0 10px 24px rgba(62, 69, 83, 0.08);
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    padding: 0;
    overflow: hidden;
  }

  .panel-stack {
    gap: 0;
    max-width: calc(100vw - 56px);
    overflow: hidden;
  }

  .thought-card {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 14px 0;
    max-width: calc(100vw - 56px);
    overflow: hidden;
  }

  .thought-card strong {
    display: block;
    max-width: calc(100vw - 64px);
    font-size: 14px;
    line-height: 1.55;
    white-space: normal;
    word-break: break-all;
  }

  .inspiration-cloud {
    min-height: 390px;
    overflow: hidden;
  }

  .orb {
    top: 62px;
    width: 250px;
    height: 250px;
  }

  .orb-label {
    font-size: 30px;
  }

  .idea-node {
    width: 64px;
    min-height: 64px;
    padding: 9px;
    font-size: 10px;
  }

  .node-3 {
    --x0: 116px;
    --x1: 82px;
    --xMid: 52px;
  }

  .node-4 {
    --x0: 150px;
    --x1: 98px;
    --xMid: 64px;
  }

  .node-5 {
    --x0: 126px;
    --x1: 86px;
    --xMid: 55px;
  }

  .node-10,
  .node-11,
  .node-12,
  .node-13,
  .node-14,
  .node-15,
  .node-16 {
    display: none;
  }

  .loop-steps,
  .qr-grid,
  .download-link-grid,
  .scenario-grid {
    grid-template-columns: 1fr;
  }

  .loop-illustration {
    width: min(260px, 82vw);
  }

  .loop-illustration::before {
    inset: 30px;
  }

  .loop-illustration strong {
    width: 92px;
    height: 92px;
    font-size: 16px;
  }

  .loop-dot {
    width: 58px;
    height: 58px;
    font-size: 12px;
  }

  .dot-capture {
    top: 18px;
  }

  .dot-organize {
    right: 16px;
  }

  .dot-archive {
    bottom: 18px;
  }

  .dot-reuse {
    left: 16px;
  }

  .download-card {
    min-height: auto;
  }

  .product-showcase {
    gap: 22px;
  }

  .device-pair {
    grid-template-columns: 1fr;
    gap: 30px;
    min-height: auto;
  }

  .phone-device {
    width: min(78%, 270px);
    margin: 0 auto;
  }

  .mac-device {
    width: 100%;
    margin: 0 auto;
  }

  .mac-screen {
    padding: 8px;
    border-radius: 22px;
  }

  .mac-shot {
    border-radius: 14px;
  }

  .macbook-shell {
    padding-bottom: 26px;
  }

  .mac-hinge {
    height: 5px;
  }

  .mac-base {
    right: 7%;
    bottom: 8px;
    left: 7%;
    height: 16px;
    border-radius: 0 0 22px 22px;
  }

  .color-chip {
    display: none;
  }

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

  .filings {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}