:root {
  --ink: #10182d;
  --ink-soft: #35405a;
  --muted: #707b94;
  --line: rgba(112, 129, 177, 0.16);
  --blue: #397cf7;
  --blue-deep: #245fdf;
  --violet: #8874ed;
  --surface: rgba(255, 255, 255, 0.76);
  --shadow: 0 28px 80px rgba(56, 81, 147, 0.15);
  --shell: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 94px;
}

body {
  margin: 0;
  overflow-x: hidden;
  background: #f8f9fd;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::selection {
  background: rgba(78, 125, 244, 0.2);
}

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

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

button {
  font: inherit;
}

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

.page-shell {
  width: min(var(--shell), calc(100% - 56px));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 999;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  border-radius: 10px;
  background: #14203f;
  color: #fff;
  transform: translateY(-160%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  z-index: 80;
  inset: 0 0 auto;
  padding: 16px 0;
  transition: padding 0.25s ease;
}

.site-header.is-scrolled {
  padding: 9px 0;
}

.header-inner {
  min-height: 64px;
  padding: 9px 10px 9px 14px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 34px;
  border: 1px solid rgba(255, 255, 255, 0.76);
  border-radius: 19px;
  background: rgba(251, 252, 255, 0.76);
  box-shadow: 0 14px 40px rgba(43, 66, 124, 0.08);
  backdrop-filter: blur(24px) saturate(1.25);
  -webkit-backdrop-filter: blur(24px) saturate(1.25);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.brand img {
  flex: 0 0 auto;
  border-radius: 11px;
  box-shadow: 0 7px 18px rgba(45, 64, 114, 0.2);
}

.brand-copy {
  display: grid;
  line-height: 1;
}

.brand-copy strong {
  font-size: 16px;
  letter-spacing: -0.02em;
}

.brand-copy small {
  margin-top: 5px;
  color: #8a94aa;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-header nav {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: 34px;
  color: #59647a;
  font-size: 14px;
  font-weight: 650;
}

.site-header nav a,
.footer-links a,
.filing-links a {
  transition: color 0.18s ease;
}

.site-header nav a:hover,
.footer-links a:hover,
.filing-links a:hover {
  color: var(--blue);
}

.header-download {
  min-height: 46px;
  padding: 0 17px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  border-radius: 13px;
  background: #182343;
  color: #fff;
  font-size: 13px;
  font-weight: 750;
  box-shadow: 0 10px 22px rgba(24, 35, 67, 0.18);
  transition: transform 0.18s ease, background 0.18s ease;
}

.header-download:hover {
  background: var(--blue-deep);
  transform: translateY(-1px);
}

.hero {
  position: relative;
  min-height: 790px;
  overflow: hidden;
  background:
    radial-gradient(circle at 72% 34%, rgba(206, 216, 255, 0.86), transparent 29%),
    linear-gradient(135deg, #f8fbff 0%, #f1f5ff 42%, #f9f5ff 76%, #f2f8ff 100%);
}

.hero-inner {
  position: relative;
  z-index: 3;
  min-height: 790px;
  padding-top: 120px;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(430px, 0.92fr);
  align-items: center;
  gap: 56px;
}

.hero-orb {
  position: absolute;
  z-index: 1;
  border-radius: 50%;
  filter: blur(2px);
  opacity: 0.72;
}

.hero-orb-one {
  top: -140px;
  right: -90px;
  width: 560px;
  height: 560px;
  background: radial-gradient(circle at 40% 42%, rgba(173, 191, 255, 0.68), rgba(229, 212, 255, 0.25) 55%, transparent 72%);
}

.hero-orb-two {
  bottom: -250px;
  left: -190px;
  width: 570px;
  height: 570px;
  background: radial-gradient(circle at 54% 42%, rgba(189, 238, 244, 0.68), rgba(194, 212, 255, 0.18) 60%, transparent 72%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 2;
  opacity: 0.22;
  background-image: linear-gradient(rgba(102, 126, 183, 0.12) 1px, transparent 1px), linear-gradient(90deg, rgba(102, 126, 183, 0.12) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, transparent, #000 34%, transparent 88%);
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 34%, transparent 88%);
}

.kicker,
.eyebrow {
  margin: 0 0 16px;
  color: var(--blue-deep);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.kicker {
  display: flex;
  align-items: center;
  gap: 9px;
}

.kicker span {
  width: 27px;
  height: 1px;
  background: currentColor;
}

.hero-copy h1 {
  max-width: 690px;
  margin: 0;
  font-weight: 730;
}

.hero-title-line {
  display: block;
  width: max-content;
  max-width: 100%;
  line-height: 1.16;
  white-space: nowrap;
}

.hero-title-primary {
  font-size: clamp(46px, 4.25vw, 62px);
  letter-spacing: 0.018em;
}

.hero-title-secondary {
  margin-top: 8px;
  font-size: clamp(30px, 3.05vw, 43px);
  letter-spacing: 0.018em;
}

.hero-copy h1 em {
  color: transparent;
  font-style: normal;
  background: linear-gradient(135deg, #4b86ff 12%, #8d7bed 78%);
  background-clip: text;
  -webkit-background-clip: text;
}

.hero-lede {
  max-width: 620px;
  margin: 27px 0 0;
  color: var(--ink-soft);
  font-size: 18px;
  line-height: 1.82;
}

.hero-platforms {
  margin-top: 33px;
  max-width: 620px;
  padding: 7px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
  border: 1px solid rgba(104, 122, 173, 0.14);
  border-radius: 23px;
  background: rgba(255, 255, 255, 0.7);
  box-shadow: 0 18px 42px rgba(56, 77, 134, 0.1);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.platform-choice {
  min-width: 0;
  min-height: 76px;
  padding: 10px 11px;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) auto;
  align-items: center;
  gap: 9px;
  border-radius: 17px;
}

.platform-choice-available {
  border: 1px solid rgba(105, 125, 181, 0.14);
  background: rgba(247, 249, 254, 0.86);
  color: #26324c;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.platform-choice-recommended {
  border-color: transparent;
  background: linear-gradient(135deg, #357cf4, #6a71e9);
  color: #fff;
  box-shadow: 0 12px 26px rgba(64, 108, 232, 0.3);
}

.platform-choice-available:hover,
.download-main-action:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 38px rgba(64, 88, 153, 0.18);
}

.platform-choice-recommended:hover {
  box-shadow: 0 25px 48px rgba(64, 108, 232, 0.34);
}

.platform-choice-upcoming {
  background: rgba(245, 247, 252, 0.75);
  color: #43506b;
}

.platform-choice-icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.16);
}

.platform-choice-available .platform-choice-icon {
  background: #e9eef8;
}

.platform-choice-recommended .platform-choice-icon {
  background: rgba(255, 255, 255, 0.16);
}

.platform-choice-recommended .platform-choice-icon img {
  filter: brightness(0) invert(1);
}

.platform-choice-icon img,
.platform-logo img {
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.platform-choice-upcoming .platform-choice-icon {
  background: #e9eef8;
  color: #68758f;
}

.platform-choice-copy {
  min-width: 0;
}

.platform-choice b,
.platform-choice small,
.download-main-action b,
.download-main-action small {
  display: block;
}

.platform-choice b,
.download-main-action b {
  font-size: 15px;
}

.platform-choice small,
.download-main-action small {
  margin-top: 2px;
  color: #6f7b94;
  font-size: 12px;
}

.platform-choice-recommended small,
.download-main-action small {
  color: rgba(255, 255, 255, 0.7);
}

.platform-choice-upcoming small {
  color: #7b869e;
}

.platform-choice-state {
  padding: 5px 7px;
  border-radius: 999px;
  background: #fff;
  color: #64718c;
  font-size: 11px;
  font-weight: 800;
  white-space: nowrap;
}

.platform-choice-recommended .platform-choice-state {
  background: rgba(255, 255, 255, 0.17);
  color: #fff;
}

.platform-choice-upcoming .platform-choice-state {
  background: #fff;
  color: #8a94a9;
}

.text-action {
  margin-top: 19px;
  display: inline-flex;
  align-items: center;
  color: #515e79;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.text-action span {
  display: inline-block;
  margin-left: 7px;
  color: var(--blue);
}

.hero-trust {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: flex;
  align-items: stretch;
}

.hero-trust li {
  min-width: 95px;
  padding: 0 25px;
  display: grid;
  border-left: 1px solid var(--line);
}

.hero-trust li:first-child {
  padding-left: 0;
  border-left: 0;
}

.hero-trust b {
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: -0.04em;
}

.hero-trust span {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}

.hero-visual {
  position: relative;
  min-height: 590px;
  display: grid;
  place-items: center;
}

.visual-ring {
  position: absolute;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(118, 139, 218, 0.2);
  border-radius: 50%;
  box-shadow: inset 0 0 100px rgba(255, 255, 255, 0.64), 0 0 0 38px rgba(255, 255, 255, 0.2), 0 0 0 76px rgba(255, 255, 255, 0.1);
}

.hero-product {
  position: relative;
  z-index: 2;
  width: min(100%, 510px);
  aspect-ratio: 1;
  overflow: hidden;
  border: 8px solid rgba(255, 255, 255, 0.82);
  border-radius: 38px;
  background: #dfe8ff;
  box-shadow: 0 38px 82px rgba(72, 94, 158, 0.25), inset 0 0 0 1px rgba(126, 143, 195, 0.16);
  transform: rotate(1deg);
}

.hero-product::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset -20px 0 50px rgba(127, 147, 209, 0.08);
  pointer-events: none;
}

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

.floating-card {
  position: absolute;
  z-index: 4;
  min-width: 156px;
  padding: 11px 13px;
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.75);
  box-shadow: 0 18px 40px rgba(73, 91, 151, 0.14);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  animation: float 5.5s ease-in-out infinite;
}

.floating-card b,
.floating-card small {
  display: block;
}

.floating-card b {
  font-size: 12px;
}

.floating-card small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 9px;
}

.floating-icon {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 10px;
  background: linear-gradient(135deg, #eef4ff, #e4dcff);
  color: var(--blue-deep);
  font-size: 11px;
  font-weight: 900;
}

.floating-ai {
  top: 20%;
  left: -3%;
}

.floating-pure {
  top: 47%;
  right: -1%;
  animation-delay: -1.7s;
}

.floating-sync {
  bottom: 12%;
  left: 2%;
  animation-delay: -3.1s;
}

.scroll-note {
  position: absolute;
  z-index: 4;
  left: 50%;
  bottom: 22px;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  color: #8a94aa;
  font-size: 10px;
  letter-spacing: 0.12em;
  transform: translateX(-50%);
}

.scroll-note span {
  width: 25px;
  height: 1px;
  background: currentColor;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.signal-strip {
  position: relative;
  z-index: 5;
  overflow: hidden;
  border-top: 1px solid rgba(112, 129, 177, 0.1);
  border-bottom: 1px solid rgba(112, 129, 177, 0.1);
  background: rgba(255, 255, 255, 0.72);
}

.signal-track {
  min-width: max-content;
  min-height: 68px;
  padding: 0 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  color: #657089;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.signal-track i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--violet));
}

.section-space {
  padding-top: 125px;
  padding-bottom: 125px;
}

.section-heading {
  max-width: 760px;
}

.section-heading.centered {
  margin-inline: auto;
  text-align: center;
}

.section-heading h2,
.story-heading h2,
.download-copy h2,
.product-facts h2 {
  margin: 0;
  font-size: clamp(35px, 3.65vw, 50px);
  line-height: 1.24;
  letter-spacing: -0.045em;
}

.section-heading > p:last-child,
.story-heading > div > p:last-child,
.product-facts > div > p:last-child {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}

.roles {
  background: #f8f9fd;
}

.role-grid {
  margin-top: 60px;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.role-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 15px 35px rgba(58, 79, 133, 0.05);
}

@media (hover: hover) and (pointer: fine) {
  .role-card {
    transition: transform 0.22s ease, box-shadow 0.22s ease;
  }

  .role-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 46px rgba(58, 79, 133, 0.11);
  }
}

.role-portrait {
  position: relative;
  width: calc(100% - 26px);
  margin: 13px auto 0;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: 999px;
  background: #eff3fb;
  box-shadow: 0 8px 22px rgba(48, 72, 128, 0.08);
  isolation: isolate;
}

.role-portrait::after {
  content: "";
  position: absolute;
  z-index: 2;
  inset: 0;
  border: 6px solid #eff3fb;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px rgba(84, 111, 172, 0.09);
  pointer-events: none;
}

.role-portrait > img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
  transform: scale(1.018);
  backface-visibility: hidden;
}

.role-copy {
  padding: 15px 17px 21px;
}

.role-copy > span {
  color: var(--blue);
  font: 800 10px ui-monospace, SFMono-Regular, Menlo, monospace;
}

.role-card h3 {
  margin: 10px 0 7px;
  font-size: 18px;
  letter-spacing: -0.03em;
}

.role-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

.product-section {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #f2f5fd 0%, #f7f6fd 52%, #eef5fc 100%);
}

.product-section::before {
  content: "";
  position: absolute;
  top: 120px;
  right: -200px;
  width: 620px;
  height: 620px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(193, 204, 255, 0.5), transparent 68%);
}

.feature-stack {
  position: relative;
  z-index: 2;
  margin-top: 72px;
  display: grid;
  gap: 22px;
}

.feature-panel {
  min-height: 500px;
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(430px, 1.06fr);
  align-items: stretch;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 34px;
  background: rgba(255, 255, 255, 0.7);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.feature-panel:nth-child(even) .feature-copy {
  order: 2;
}

.feature-panel:nth-child(even) .feature-image {
  order: 1;
}

.feature-copy {
  padding: 55px 52px;
  align-self: center;
}

.feature-index {
  margin: 0 0 42px;
  color: var(--blue);
  font: 800 11px ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.08em;
}

.feature-copy h3 {
  margin: 0;
  font-size: clamp(29px, 2.8vw, 40px);
  line-height: 1.26;
  letter-spacing: -0.045em;
}

.feature-copy h3 span {
  color: transparent;
  background: linear-gradient(135deg, #4e88f4, #8c7bea);
  background-clip: text;
  -webkit-background-clip: text;
}

.feature-copy > p:not(.feature-index) {
  margin: 20px 0 0;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.9;
}

.feature-points {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  color: #4c5872;
  font-size: 14px;
}

.feature-points li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.feature-points li::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: 0 0 auto;
  border: 2px solid #6e91ef;
  border-radius: 50%;
}

.feature-image {
  min-height: 500px;
  overflow: hidden;
  background: linear-gradient(135deg, #e8f2ff, #ebe7ff);
}

.feature-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.feature-panel:hover .feature-image img {
  transform: scale(1.025);
}

.detail-grid {
  position: relative;
  z-index: 2;
  margin-top: 22px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.detail-card {
  min-height: 290px;
  padding: 34px;
  border: 1px solid rgba(255, 255, 255, 0.88);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.7);
  box-shadow: 0 20px 50px rgba(65, 84, 135, 0.08);
}

.detail-icon {
  width: 45px;
  height: 45px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  font-size: 13px;
  font-weight: 850;
}

.detail-blue { background: #e7f0ff; color: #3777e8; }
.detail-violet { background: #eee9ff; color: #7661df; }
.detail-pink { background: #ffeaf3; color: #db6396; }
.detail-mint { background: #e4f8f5; color: #2caa9b; }

.detail-card h3 {
  margin: 24px 0 10px;
  font-size: 21px;
  letter-spacing: -0.035em;
}

.detail-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
}

.tag-row {
  margin-top: 25px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-row span {
  padding: 6px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.65);
  color: #657089;
  font-size: 12px;
  font-weight: 700;
}

.stories {
  overflow: hidden;
  background: #fcfcfe;
}

.story-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
}

.story-heading > div:first-child {
  max-width: 700px;
}

.story-controls {
  display: flex;
  gap: 9px;
}

.story-controls button {
  width: 48px;
  height: 48px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.story-controls button:hover {
  background: var(--blue);
  color: #fff;
  transform: translateY(-2px);
}

.story-track {
  margin-top: 58px;
  padding: 8px max(28px, calc((100vw - var(--shell)) / 2)) 38px;
  display: flex;
  gap: 18px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scroll-snap-type: x mandatory;
  scroll-padding-inline: max(28px, calc((100vw - var(--shell)) / 2));
  scrollbar-width: thin;
  scrollbar-color: rgba(72, 110, 215, 0.32) transparent;
}

.story-track:focus-visible {
  outline: 2px solid rgba(57, 124, 247, 0.5);
  outline-offset: -2px;
}

.story-card {
  width: 315px;
  flex: 0 0 auto;
  margin: 0;
  scroll-snap-align: start;
}

.story-card img {
  width: 100%;
  aspect-ratio: 1080 / 2340;
  object-fit: cover;
  border: 1px solid rgba(120, 136, 186, 0.13);
  border-radius: 24px;
  background: #eef3ff;
  box-shadow: 0 22px 55px rgba(69, 86, 137, 0.14);
}

.story-card figcaption {
  padding: 15px 5px 0;
  color: #414d67;
  font-size: 14px;
  font-weight: 750;
}

.story-card figcaption span {
  margin-right: 7px;
  color: var(--blue);
  font: 800 10px ui-monospace, SFMono-Regular, Menlo, monospace;
}

.download-section {
  padding-inline: 0;
  background: #f4f6fc;
}

.download-card {
  position: relative;
  min-height: 520px;
  padding: 72px 76px;
  display: grid;
  grid-template-columns: 1fr minmax(360px, 0.72fr);
  align-items: center;
  gap: 80px;
  overflow: hidden;
  border-radius: 40px;
  background:
    radial-gradient(circle at 80% 12%, rgba(134, 119, 235, 0.38), transparent 28%),
    linear-gradient(140deg, #131d3b 0%, #192a57 54%, #243972 100%);
  color: #fff;
  box-shadow: 0 38px 80px rgba(31, 49, 99, 0.26);
}

.download-card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.22;
  background-image: linear-gradient(rgba(255, 255, 255, 0.12) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.12) 1px, transparent 1px);
  background-size: 62px 62px;
  mask-image: linear-gradient(90deg, transparent, #000 65%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 65%, transparent);
}

.download-glow {
  position: absolute;
  width: 410px;
  height: 410px;
  right: -190px;
  bottom: -240px;
  border-radius: 50%;
  background: rgba(88, 202, 234, 0.32);
  filter: blur(8px);
}

.download-copy,
.platform-status {
  position: relative;
  z-index: 2;
}

.download-copy .eyebrow {
  color: #9eb8ff;
}

.download-copy > p:not(.eyebrow):not(.download-note) {
  max-width: 600px;
  margin: 22px 0 0;
  color: rgba(232, 238, 255, 0.72);
  font-size: 16px;
  line-height: 1.9;
}

.download-main-action {
  max-width: 370px;
  min-height: 76px;
  margin-top: 30px;
  padding: 11px 16px 11px 12px;
  display: grid;
  grid-template-columns: 50px 1fr auto;
  align-items: center;
  gap: 14px;
  border-radius: 20px;
  background: linear-gradient(135deg, #4888ff, #8175f0);
  box-shadow: 0 18px 36px rgba(34, 69, 166, 0.42);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.download-main-action img {
  border-radius: 14px;
  box-shadow: 0 7px 16px rgba(20, 31, 72, 0.22);
}

.download-note {
  margin: 13px 0 0;
  color: rgba(216, 225, 250, 0.52);
  font-size: 12px;
}

.platform-status {
  display: grid;
  gap: 10px;
}

.platform-status article,
.platform-status a {
  min-height: 86px;
  padding: 14px 17px;
  display: grid;
  grid-template-columns: 44px 1fr auto;
  align-items: center;
  gap: 13px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.platform-status article.platform-status-recommended,
.platform-status a.platform-status-recommended {
  border-color: rgba(131, 169, 255, 0.42);
  background: rgba(96, 131, 234, 0.18);
}

.platform-logo {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.12);
  font-size: 13px;
  font-weight: 850;
}

.platform-logo img {
  width: 25px;
  height: 25px;
}

.platform-status b,
.platform-status small {
  display: block;
}

.platform-status b {
  font-size: 14px;
}

.platform-status small {
  margin-top: 4px;
  color: rgba(223, 230, 250, 0.55);
  font-size: 12px;
}

.platform-status em {
  color: rgba(222, 230, 252, 0.68);
  font-size: 11px;
  font-style: normal;
  font-weight: 750;
}

.platform-status .platform-status-recommended em {
  color: #a9c1ff;
}

.product-facts {
  padding-top: 115px;
  padding-bottom: 115px;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: start;
  gap: 90px;
}

.product-facts h2 {
  font-size: 37px;
}

.product-facts dl {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line);
}

.product-facts dl div {
  min-width: 0;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.product-facts dt {
  color: var(--muted);
  font-size: 10px;
}

.product-facts dd {
  margin: 6px 0 0;
  overflow-wrap: anywhere;
  color: #34405a;
  font: 700 12px ui-monospace, SFMono-Regular, Menlo, monospace;
}

.site-footer {
  background: #111a33;
  color: #edf2ff;
}

.footer-inner {
  padding-top: 58px;
  padding-bottom: 45px;
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.footer-brand .brand-copy small {
  color: #7685a6;
}

.footer-top > p {
  margin: 0;
  color: #8795b4;
  font-size: 14px;
}

.footer-links {
  margin-top: 42px;
  padding: 22px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: #a8b5ce;
  font-size: 13px;
}

.footer-bottom {
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 25px;
  color: #70809f;
  font-size: 12px;
}

.footer-bottom p {
  margin: 0;
}

.filing-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 18px;
}

.mobile-download-dock {
  display: none;
}

.mobile-download-dock[hidden] {
  display: none;
}

.js .reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
}

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

@media (max-width: 1050px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr) 420px;
    gap: 28px;
  }

  .hero-copy h1 {
    max-width: 100%;
  }

  .role-grid {
    gap: 10px;
  }

  .download-card {
    gap: 45px;
    padding-inline: 54px;
  }
}

@media (max-width: 900px) {
  .page-shell {
    width: min(100% - 36px, 760px);
  }

  .site-header nav {
    gap: 20px;
  }

  .hero,
  .hero-inner {
    min-height: auto;
  }

  .hero-inner {
    padding-top: 150px;
    padding-bottom: 90px;
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-copy {
    max-width: 700px;
    margin-inline: auto;
  }

  .hero-title-line {
    margin-inline: auto;
  }

  .kicker,
  .hero-platforms,
  .hero-trust {
    justify-content: center;
  }

  .hero-platforms {
    margin-inline: auto;
  }

  .hero-lede {
    margin-inline: auto;
  }

  .hero-visual {
    min-height: 620px;
  }

  .hero-product {
    width: min(78vw, 500px);
  }

  .scroll-note {
    display: none;
  }

  .feature-panel,
  .download-card,
  .product-facts {
    grid-template-columns: 1fr;
  }

  .role-grid {
    width: calc(100% + 36px);
    margin-left: -18px;
    padding: 4px 18px 24px;
    display: flex;
    gap: 12px;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .role-card {
    width: 230px;
    flex: 0 0 auto;
    scroll-snap-align: center;
  }

  .feature-panel:nth-child(even) .feature-copy,
  .feature-panel:nth-child(even) .feature-image {
    order: initial;
  }

  .feature-panel:nth-child(even) .feature-image {
    order: 2;
  }

  .feature-copy {
    padding: 46px 42px;
  }

  .feature-image {
    min-height: 430px;
  }

  .download-card {
    min-height: 0;
    gap: 45px;
  }

  .platform-status {
    max-width: 560px;
  }

  .product-facts {
    gap: 45px;
  }
}

@media (max-width: 720px) {
  html {
    scroll-padding-top: 12px;
  }

  body {
    padding-bottom: calc(76px + env(safe-area-inset-bottom));
  }

  .page-shell {
    width: calc(100% - 30px);
  }

  .site-header {
    display: none;
  }

  .hero-inner {
    width: 100%;
    padding: 70px 19px 58px;
    gap: 30px;
  }

  .hero-copy h1 {
    letter-spacing: 0;
  }

  .hero-title-primary {
    font-size: clamp(35px, 10vw, 43px);
  }

  .hero-title-secondary {
    margin-top: 9px;
    font-size: clamp(20px, 5.8vw, 25px);
  }

  .hero-lede {
    margin-top: 21px;
    padding-inline: 4px;
    font-size: 16px;
    line-height: 1.85;
  }

  .hero-platforms {
    width: 100%;
    margin-top: 27px;
    padding: 6px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 5px;
    border-radius: 20px;
  }

  .platform-choice {
    min-height: 92px;
    padding: 10px 5px 9px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    border-radius: 15px;
  }

  .platform-choice-icon {
    width: 32px;
    height: 32px;
    border-radius: 9px;
    font-size: 12px;
  }

  .platform-choice-copy {
    text-align: center;
  }

  .platform-choice b {
    font-size: 13px;
    line-height: 1.2;
  }

  .platform-choice small {
    margin-top: 3px;
    font-size: 11px;
    line-height: 1.2;
    white-space: nowrap;
  }

  .platform-choice-state {
    display: none;
  }

  .text-action {
    min-height: 38px;
    display: grid;
    place-items: center;
  }

  .hero-trust {
    margin-top: 24px;
  }

  .hero-trust li {
    min-width: 0;
    padding-inline: 16px;
  }

  .hero-trust b {
    font-size: 17px;
  }

  .hero-visual {
    min-height: 390px;
    margin-top: 2px;
  }

  .visual-ring {
    width: 350px;
    height: 350px;
  }

  .hero-product {
    width: min(88vw, 355px);
    border-width: 5px;
    border-radius: 28px;
  }

  .signal-track {
    min-height: 58px;
    justify-content: flex-start;
    gap: 20px;
    animation: ticker 24s linear infinite alternate;
  }

  @keyframes ticker {
    to { transform: translateX(calc(-100% + 100vw)); }
  }

  .section-space {
    padding-top: 88px;
    padding-bottom: 88px;
  }

  .stories {
    padding-bottom: 0;
  }

  .roles {
    padding-top: 64px;
    padding-bottom: 0;
  }

  .product-section {
    padding-top: 64px;
  }

  .section-heading h2,
  .story-heading h2,
  .download-copy h2 {
    font-size: 32px;
    line-height: 1.28;
  }

  .section-heading > p:last-child,
  .story-heading > div > p:last-child {
    margin-top: 16px;
    font-size: 15px;
  }

  .role-grid {
    width: calc(100% + 30px);
    margin-top: 42px;
    margin-left: -15px;
    padding: 4px 15px 16px;
    display: flex;
    gap: 11px;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .js .role-grid.reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .role-grid::-webkit-scrollbar {
    display: none;
  }

  .role-card,
  .role-card:nth-child(n + 4),
  .role-card:nth-child(n + 4):hover {
    width: 216px;
    flex: 0 0 auto;
    scroll-snap-align: center;
    transform: none;
    transition: none;
    backface-visibility: hidden;
  }

  .role-portrait {
    width: calc(100% - 24px);
    margin-top: 12px;
  }

  .feature-stack {
    margin-top: 46px;
    gap: 14px;
  }

  .feature-panel {
    min-height: 0;
    border-radius: 26px;
  }

  .feature-copy {
    padding: 35px 27px 32px;
  }

  .feature-index {
    margin-bottom: 27px;
  }

  .feature-copy h3 {
    font-size: 30px;
  }

  .feature-copy > p:not(.feature-index) {
    font-size: 15px;
  }

  .feature-image {
    min-height: 0;
    aspect-ratio: 1;
  }

  .detail-grid {
    margin-top: 14px;
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .detail-card {
    min-height: 0;
    padding: 27px 25px;
    border-radius: 23px;
  }

  .detail-card h3 {
    font-size: 19px;
  }

  .story-heading {
    align-items: flex-end;
  }

  .story-controls {
    display: none;
  }

  .story-track {
    margin-top: 39px;
    padding-inline: 15px;
    padding-bottom: 20px;
    gap: 12px;
    scroll-padding-inline: 15px;
  }

  .story-card {
    width: min(76vw, 305px);
  }

  .story-card img {
    border-radius: 21px;
  }

  .download-section {
    padding-top: 28px;
    padding-bottom: 74px;
  }

  .download-card {
    width: calc(100% - 20px);
    padding: 43px 24px 27px;
    gap: 36px;
    border-radius: 30px;
  }

  .download-copy > p:not(.eyebrow):not(.download-note) {
    font-size: 12px;
  }

  .download-main-action {
    grid-template-columns: 46px 1fr auto;
    min-height: 70px;
  }

  .download-main-action img {
    width: 46px;
    height: 46px;
  }

  .platform-status article,
  .platform-status a {
    min-height: 76px;
  }

  .product-facts {
    padding-top: 82px;
    padding-bottom: 82px;
    gap: 35px;
  }

  .product-facts h2 {
    font-size: 31px;
  }

  .product-facts dl {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    padding-top: 44px;
    padding-bottom: 36px;
  }

  .footer-top,
  .footer-bottom {
    align-items: flex-start;
    display: grid;
  }

  .footer-top > p {
    line-height: 1.7;
  }

  .footer-links {
    margin-top: 30px;
    gap: 12px 20px;
  }

  .filing-links {
    justify-content: flex-start;
  }

  .mobile-download-dock {
    position: fixed;
    z-index: 100;
    inset: auto 8px calc(8px + env(safe-area-inset-bottom));
    min-height: 66px;
    padding: 9px 9px 9px 11px;
    display: grid;
    grid-template-columns: 42px 1fr auto;
    align-items: center;
    gap: 10px;
    border: 1px solid rgba(255, 255, 255, 0.84);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.88);
    box-shadow: 0 16px 42px rgba(35, 55, 109, 0.2);
    backdrop-filter: blur(22px) saturate(1.25);
    -webkit-backdrop-filter: blur(22px) saturate(1.25);
  }

  .mobile-download-dock > img {
    border-radius: 12px;
  }

  .mobile-download-dock > span b,
  .mobile-download-dock > span small {
    display: block;
  }

  .mobile-download-dock > span b {
    font-size: 13px;
  }

  .mobile-download-dock > span small {
    margin-top: 2px;
    color: var(--muted);
    font-size: 9px;
  }

  .mobile-download-dock > a {
    min-height: 42px;
    padding: 0 16px;
    display: grid;
    place-items: center;
    border-radius: 13px;
    background: linear-gradient(135deg, #3d82f7, #756fee);
    color: #fff;
    font-size: 11px;
    font-weight: 800;
    box-shadow: 0 9px 20px rgba(67, 100, 220, 0.24);
  }
}

@media (max-width: 390px) {
  .hero-title-primary {
    font-size: clamp(32px, 9.6vw, 37px);
  }

  .hero-title-secondary {
    font-size: clamp(18px, 5.6vw, 22px);
  }

  .hero-trust li {
    padding-inline: 12px;
  }

  .floating-card {
    transform: scale(0.9);
  }

  .primary-action b,
  .download-main-action b {
    font-size: 12px;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}