:root {
  --page-vw: 1vw;
  --ink: #0c1537;
  --text: #101a33;
  --muted: #64718d;
  --blue: #5060ff;
  --cyan: #08bdf3;
  --hero-title-size: 140px;
  --hero-subtitle-size: 62px;
  --hero-body-size: 30px;
  --section-title-size: 80px;
  --section-subtitle-size: 30px;
  --card-title-size: 36px;
  --card-body-size: 24px;
  --detail-title-size: 72px;
  --detail-body-size: 30px;
  --detail-point-title-size: 28px;
  --detail-point-body-size: 24px;
  --button-size: 36px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: #fff;
  font-family: "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
  letter-spacing: 0;
  overflow-x: hidden;
}

.pc-screen {
  display: contents;
}

@media (min-width: 1025px) {
  html.pc-adaptive-scale {
    --page-vw: 19.2px;
    --hero-title-size: max(70px, calc(44px * var(--pc-font-compensation, 1)));
    --hero-subtitle-size: max(31px, calc(20px * var(--pc-font-compensation, 1)));
    --hero-body-size: max(15px, calc(15px * var(--pc-copy-compensation, 1)));
    --section-title-size: max(40px, calc(30px * var(--pc-font-compensation, 1)));
    --section-subtitle-size: max(15px, calc(15px * var(--pc-font-compensation, 1)));
    --card-title-size: max(18px, calc(17px * var(--pc-font-compensation, 1)));
    --card-body-size: max(12px, calc(12px * var(--pc-font-compensation, 1)));
    --detail-title-size: max(36px, calc(26px * var(--pc-font-compensation, 1)));
    --detail-body-size: max(15px, calc(13px * var(--pc-font-compensation, 1)));
    --detail-point-title-size: max(14px, calc(14px * var(--pc-font-compensation, 1)));
    --detail-point-body-size: max(12px, calc(12px * var(--pc-font-compensation, 1)));
    --button-size: max(18px, calc(16px * var(--pc-font-compensation, 1)));
    overflow-x: hidden;
  }

  html.pc-adaptive-scale body {
    position: relative;
    left: 50%;
    width: 1920px;
    margin-left: -960px;
    zoom: var(--pc-page-scale, 1);
    overflow-x: visible;
  }

  html.pc-adaptive-scale .pc-screen {
    display: block;
    position: relative;
    width: var(--pc-background-width, 1920px);
    margin-left: var(--pc-background-offset, 0);
  }

  html.pc-adaptive-scale .pc-screen > .hero,
  html.pc-adaptive-scale .pc-screen > .features,
  html.pc-adaptive-scale .pc-screen > .details,
  html.pc-adaptive-scale .pc-screen > .brand-band,
  html.pc-adaptive-scale .pc-screen > .about-hero,
  html.pc-adaptive-scale .pc-screen > .company-section,
  html.pc-adaptive-scale .pc-screen > .site-footer {
    width: 1920px;
    margin-right: auto;
    margin-left: auto;
  }

  html.pc-adaptive-scale .pc-screen-hero {
    background: url("https://web.douxiaobao.com/www_assets_v2/hero-background-desktop.jpg") center top / 100% 100% no-repeat;
  }

  html.pc-adaptive-scale .pc-screen-hero > .hero {
    background: transparent;
  }

  html.pc-adaptive-scale .pc-screen-features,
  html.pc-adaptive-scale .pc-screen-details,
  html.pc-adaptive-scale .pc-screen-company {
    background: #fff;
  }

  html.pc-adaptive-scale .pc-screen-details::before {
    content: "";
    position: absolute;
    top: calc(4.192708 * var(--page-vw));
    left: 0;
    width: 100%;
    height: calc(22.213542 * var(--page-vw));
    background: url("https://web.douxiaobao.com/www_assets_v2/feature-details-background.png") center top / 100% 100% no-repeat;
    pointer-events: none;
  }

  html.pc-adaptive-scale .pc-screen-details .details-glow {
    background: transparent;
  }

  html.pc-adaptive-scale .pc-screen-brand {
    overflow: hidden;
    background: linear-gradient(112deg, #6361fa 0%, #437ef9 47%, #08c8eb 100%);
  }

  html.pc-adaptive-scale .pc-screen-brand > .brand-band {
    overflow: visible;
    background: transparent;
  }

  html.pc-adaptive-scale .pc-screen-brand .brand-wave-canvas {
    --brand-wave-base-transform: translateX(-50%) translateZ(0);
    right: auto;
    left: 50%;
    width: calc(var(--pc-background-width, 1920px) * 1.12);
    transform: var(--brand-wave-base-transform);
  }

  html.pc-adaptive-scale .pc-screen-footer {
    background: #040813;
  }

  html.pc-adaptive-scale .pc-screen-footer > .site-footer {
    background: transparent;
  }

  html.pc-adaptive-scale .pc-screen-about-hero {
    background: #eaf7ff url("https://web.douxiaobao.com/www_assets_v2/about/hero-background.jpg") center calc(50% + calc(2 * var(--page-vw))) / cover no-repeat;
  }

  html.pc-adaptive-scale .pc-screen-about-hero > .about-hero {
    background: transparent;
  }

  html.pc-adaptive-scale .features {
    height: max(
      calc(40.9375 * var(--page-vw)),
      calc(600px * var(--pc-font-compensation, 1))
    );
  }

  html.pc-adaptive-scale .feature-card {
    height: max(
      calc(14.635417 * var(--page-vw)),
      calc(215px * var(--pc-font-compensation, 1))
    );
  }

  html.pc-adaptive-scale .feature-card p {
    width: calc(100% - 16px);
    white-space: normal;
    text-align: center;
    text-wrap: balance;
  }

  html.pc-adaptive-scale .site-footer {
    height: max(
      calc(16.25 * var(--page-vw)),
      calc(260px * var(--pc-font-compensation, 1))
    );
  }

  html.pc-adaptive-scale .copyright {
    top: max(
      calc(13.90625 * var(--page-vw)),
      calc(230px * var(--pc-font-compensation, 1))
    );
  }

  html.pc-adaptive-scale .nav-button { font-size: calc(14px * var(--pc-font-compensation, 1)); }
  html.pc-adaptive-scale .stat-copy strong { font-size: max(26px, calc(22px * var(--pc-font-compensation, 1))); }
  html.pc-adaptive-scale .stat-copy small { font-size: max(14px, calc(13px * var(--pc-font-compensation, 1))); }
  html.pc-adaptive-scale .pagination button { font-size: calc(12px * var(--pc-font-compensation, 1)); }
  html.pc-adaptive-scale .brand-copy h2 { font-size: max(37px, calc(30px * var(--pc-font-compensation, 1))); }
  html.pc-adaptive-scale .brand-copy p { font-size: max(16px, calc(15px * var(--pc-font-compensation, 1))); }
  html.pc-adaptive-scale .site-footer h2 { font-size: max(15px, calc(14px * var(--pc-font-compensation, 1))); }
  html.pc-adaptive-scale .footer-brand p,
  html.pc-adaptive-scale .footer-company-link,
  html.pc-adaptive-scale .copyright { font-size: calc(13px * var(--pc-font-compensation, 1)); }
  html.pc-adaptive-scale .product-links,
  html.pc-adaptive-scale .contact-row p { font-size: calc(13px * var(--pc-font-compensation, 1)); }
}

@media (min-width: 1025px) and (max-width: 1199px) {
  html.pc-adaptive-scale .hero-description {
    left: 47%;
  }

  html.pc-adaptive-scale .detail-copy {
    left: 22%;
    width: 20%;
  }

  html.pc-adaptive-scale .detail-copy h3,
  html.pc-adaptive-scale .detail-summary {
    white-space: normal;
    text-wrap: balance;
  }
}

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

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

.mobile-only-copy,
.features-download {
  display: none;
}

.features-download.details-download {
  display: none !important;
}

.download-modal-backdrop {
  display: none;
}

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

.hero {
  position: relative;
  width: 100%;
  height: calc(48.463542 * var(--page-vw));
  overflow: hidden;
  background: url("https://web.douxiaobao.com/www_assets_v2/hero-background-desktop.jpg") center top / 100% 100% no-repeat;
}

.topbar {
  position: absolute;
  z-index: 5;
  top: 2.203117%;
  left: 0;
  width: 100%;
  height: 4.727566%;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 0 18.359375%;
}

.topbar-logo {
  width: 22.04854%;
  height: auto;
}

.topbar.is-floating {
  position: fixed;
  z-index: 1000;
  top: 0;
  left: 0;
  width: 100%;
  height: calc(3.75 * var(--page-vw));
  align-items: center;
  padding: 0 18.359375%;
  background: #fff;
  box-shadow: 0 calc(0.15625 * var(--page-vw)) calc(0.625 * var(--page-vw)) rgba(31, 67, 126, 0.1);
  animation: topbar-floating-in 260ms ease-out both;
}

@media (min-width: 1025px) {
  .hero > .topbar,
  .hero > .topbar.is-floating {
    padding-left: 19.348958%;
    padding-right: 18.854167%;
  }

  html.pc-adaptive-scale .hero > .topbar.is-floating {
    --topbar-floating-x: -50%;
    left: 50%;
    width: 1920px;
    padding-left: calc(19.348958 * var(--page-vw));
    padding-right: calc(18.854167 * var(--page-vw));
    background: transparent;
    box-shadow: none;
    isolation: isolate;
  }

  html.pc-adaptive-scale .hero > .topbar.is-floating::before {
    content: "";
    position: absolute;
    z-index: -1;
    top: 0;
    bottom: 0;
    left: 50%;
    width: var(--pc-background-width, 1920px);
    background: #fff;
    box-shadow: 0 calc(0.15625 * var(--page-vw)) calc(0.625 * var(--page-vw)) rgba(31, 67, 126, 0.1);
    transform: translateX(-50%);
    pointer-events: none;
  }

  html.pc-adaptive-scale .about-page .about-topbar {
    background: transparent;
    box-shadow: none;
    isolation: isolate;
  }

  html.pc-adaptive-scale .about-page .about-topbar::before {
    content: "";
    position: absolute;
    z-index: -1;
    top: 0;
    bottom: 0;
    left: 50%;
    width: var(--pc-background-width, 1920px);
    background: #fff;
    box-shadow: 0 calc(0.15625 * var(--page-vw)) calc(0.625 * var(--page-vw)) rgba(31, 67, 126, 0.1);
    transform: translateX(-50%);
    pointer-events: none;
  }

  .hero > .topbar .topbar-logo {
    width: 22.578151%;
  }
}

.topbar.is-floating.is-floating-hiding {
  pointer-events: none;
  animation: topbar-floating-out 220ms ease-in both;
}

@keyframes topbar-floating-in {
  from {
    opacity: 0;
    transform: translate(var(--topbar-floating-x, 0%), calc(-0.520833 * var(--page-vw)));
  }

  to {
    opacity: 1;
    transform: translate(var(--topbar-floating-x, 0%), 0);
  }
}

@keyframes topbar-floating-out {
  from {
    opacity: 1;
    transform: translate(var(--topbar-floating-x, 0%), 0);
  }

  to {
    opacity: 0;
    transform: translate(var(--topbar-floating-x, 0%), calc(-0.520833 * var(--page-vw)));
  }
}

.topbar-actions {
  display: flex;
  gap: calc(0.46875 * var(--page-vw));
}

.nav-button {
  --nav-glow-x: 50%;
  --nav-glow-y: 50%;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: calc(2.135417 * var(--page-vw));
  overflow: hidden;
  border-radius: calc(0.390625 * var(--page-vw));
  font-size: 28px;
  white-space: nowrap;
  isolation: isolate;
  transition: box-shadow 300ms ease, filter 300ms ease, background-position 450ms ease;
}

.primary-button:hover {
  transform: translateY(-2px);
}

.nav-button::after {
  content: "";
  position: absolute;
  z-index: 0;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  transition: opacity 300ms ease-in-out;
}

.nav-button:hover::after {
  opacity: 1;
}

.nav-button:focus-visible,
.primary-button:focus-visible,
.pagination button:focus-visible,
.carousel-arrow:focus-visible {
  outline: 3px solid rgba(21, 194, 242, 0.75);
  outline-offset: 4px;
}

.nav-button-light {
  width: calc(5.260417 * var(--page-vw));
  color: #10172d;
  background: linear-gradient(180deg, #fff 0%, #f7f9fc 97%);
  box-shadow:
    0 calc(0.625 * var(--page-vw)) calc(1.25 * var(--page-vw)) calc(-0.375 * var(--page-vw)) rgba(48, 128, 255, 0.2),
    0 calc(0.104167 * var(--page-vw)) calc(0.625 * var(--page-vw)) rgba(9, 78, 189, 0.06),
    inset 0 0 calc(1.041667 * var(--page-vw)) rgba(255, 255, 255, 0.5);
}

.nav-button-light::after {
  background: radial-gradient(
    circle calc(2.604167 * var(--page-vw)) at var(--nav-glow-x) var(--nav-glow-y),
    rgba(41, 162, 255, 0.22) 0%,
    rgba(41, 162, 255, 0) 72%
  );
}

.nav-button-light:hover {
  box-shadow:
    0 calc(0.729167 * var(--page-vw)) calc(1.458333 * var(--page-vw)) calc(-0.3125 * var(--page-vw)) rgba(48, 128, 255, 0.27),
    0 calc(0.104167 * var(--page-vw)) calc(0.729167 * var(--page-vw)) rgba(9, 78, 189, 0.08),
    inset 0 0 calc(1.041667 * var(--page-vw)) rgba(255, 255, 255, 0.62);
}

.nav-button-primary {
  width: calc(5.78125 * var(--page-vw));
  color: #fff;
  background: linear-gradient(112deg, #684fff 0%, #3268ff 52%, #16a8f4 100%);
  background-size: 140% 100%;
  background-position: 0% 50%;
  box-shadow:
    inset 0 0 calc(0.625 * var(--page-vw)) calc(-0.3125 * var(--page-vw)) rgba(255, 255, 255, 0.6),
    inset 0 calc(0.416667 * var(--page-vw)) calc(1.666667 * var(--page-vw)) calc(-0.833333 * var(--page-vw)) rgba(255, 255, 255, 0.8),
    0 calc(0.416667 * var(--page-vw)) calc(0.9375 * var(--page-vw)) calc(-0.208333 * var(--page-vw)) rgba(49, 93, 242, 0.3);
}

.nav-button-primary::after {
  background: radial-gradient(
    circle calc(2.864583 * var(--page-vw)) at var(--nav-glow-x) var(--nav-glow-y),
    rgba(255, 255, 255, 0.42) 0%,
    rgba(100, 225, 255, 0.2) 36%,
    rgba(100, 225, 255, 0) 72%
  );
  mix-blend-mode: screen;
}

.nav-button-primary:hover {
  background-position: 100% 50%;
  box-shadow:
    inset 0 0 calc(0.729167 * var(--page-vw)) calc(-0.260417 * var(--page-vw)) rgba(255, 255, 255, 0.72),
    inset 0 calc(0.416667 * var(--page-vw)) calc(1.666667 * var(--page-vw)) calc(-0.729167 * var(--page-vw)) rgba(255, 255, 255, 0.9),
    0 calc(0.520833 * var(--page-vw)) calc(1.145833 * var(--page-vw)) calc(-0.15625 * var(--page-vw)) rgba(38, 117, 255, 0.38);
}

.hero-art {
  position: absolute;
  z-index: 1;
  pointer-events: none;
  user-select: none;
}

.hero-art-app {
  --hero-app-entry-x: calc(22 * var(--page-vw));
  --hero-app-entry-y: calc(5 * var(--page-vw));
  top: 21.171413%;
  left: 15.3125%;
  width: 9.791667%;
  scale: 0.888889;
  opacity: 0;
  animation:
    hero-app-enter 1.2s cubic-bezier(0.2, 0.75, 0.25, 1) forwards,
    hero-app-float 3.1s ease-in-out 1.2s infinite;
  will-change: transform;
}

@keyframes hero-app-enter {
  from {
    opacity: 0;
    transform: translate(var(--hero-app-entry-x), var(--hero-app-entry-y)) scale(0.08) rotate(0deg);
  }

  to {
    opacity: 1;
    transform: translate(0, calc(-0.15625 * var(--page-vw))) scale(1) rotate(-360deg);
  }
}

.hero-art-mascot {
  top: 21.01021%;
  left: 75.338542%;
  width: 14.296875%;
  height: calc(18.307292 * var(--page-vw));
  scale: 0.941176;
}

.hero-art-mascot > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: fill;
}

.hero-art-mascot > .mascot-blink-gif {
  z-index: 2;
}

.hero-art-panel {
  top: 38.205266%;
  left: 69.921875%;
  width: 8.984375%;
}

.hero-art-panel > img {
  display: block;
  width: 100%;
  height: auto;
}

.hero-art-glow {
  z-index: 6;
  top: calc(21.01021% + calc(0.99375 * var(--page-vw)));
  left: calc(69.921875% + calc(0.2 * var(--page-vw)));
  width: 17.708333%;
  opacity: 0;
  mix-blend-mode: screen;
  animation: hero-glow-breathe 5s ease-in-out infinite;
  will-change: opacity;
}

@keyframes hero-glow-breathe {
  0% {
    opacity: 0;
  }

  30% {
    opacity: 1;
  }

  50% {
    opacity: 1;
  }

  80%,
  100% {
    opacity: 0;
  }
}

.hero-panel-trace {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.hero-panel-light {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hero-panel-light-glow {
  stroke: #78f2ff;
  stroke-width: 11;
  opacity: 0.98;
  filter: blur(4.5px);
}

.hero-panel-light-core {
  stroke: #fff;
  stroke-width: 2.8;
  opacity: 1;
}

.hero-panel-trail-segment {
  fill: none;
  stroke-dasharray: 20 2000;
  stroke-dashoffset: var(--trail-offset);
  stroke-linecap: round;
  opacity: var(--trail-opacity);
  vector-effect: non-scaling-stroke;
  animation: hero-panel-trail-flow 2.8s linear infinite;
  will-change: stroke-dashoffset;
}

.hero-panel-trail-segment:nth-child(1) { --trail-offset: 0px; --trail-opacity: 1; }
.hero-panel-trail-segment:nth-child(2) { --trail-offset: 18px; --trail-opacity: 0.82; }
.hero-panel-trail-segment:nth-child(3) { --trail-offset: 36px; --trail-opacity: 0.66; }
.hero-panel-trail-segment:nth-child(4) { --trail-offset: 54px; --trail-opacity: 0.52; }
.hero-panel-trail-segment:nth-child(5) { --trail-offset: 72px; --trail-opacity: 0.4; }
.hero-panel-trail-segment:nth-child(6) { --trail-offset: 90px; --trail-opacity: 0.29; }
.hero-panel-trail-segment:nth-child(7) { --trail-offset: 108px; --trail-opacity: 0.2; }
.hero-panel-trail-segment:nth-child(8) { --trail-offset: 126px; --trail-opacity: 0.12; }
.hero-panel-trail-segment:nth-child(9) { --trail-offset: 144px; --trail-opacity: 0.05; }

.hero-art-blocks {
  top: 47.93122%;
  left: 25.208333%;
  width: 13.90625%;
  scale: 0.928571;
  transform-origin: 50% 50%;
  animation: hero-cube-spin 28s linear infinite;
  will-change: transform;
}

@keyframes hero-cube-spin {
  to { transform: rotate(-360deg); }
}

.hero-art-cursor {
  top: 52.176249%;
  left: 57.265625%;
  width: 3.75%;
  animation: hero-cursor-float 2.6s ease-in-out infinite;
  will-change: transform;
}

.hero-copy {
  position: absolute;
  z-index: 2;
  inset: 0;
}

@media (min-width: 1025px) {
  .hero-copy {
    transform: translateX(calc(-1 * var(--page-vw)));
  }

  .hero-art-app {
    scale: 0.879012;
  }

  .hero-art-blocks {
    scale: 0.918254;
  }

  .hero-art-mascot {
    top: 21.325077%;
    left: calc(75.338542% - calc(1.929497 * var(--page-vw)));
    width: 14.058594%;
    height: calc(18.00217 * var(--page-vw));
  }

  .hero-art-panel {
    top: 38.233548%;
    left: calc(69.921875% - calc(1.839219 * var(--page-vw)));
    width: 8.834635%;
  }

  .hero-art-glow {
    top: calc(21.01021% + calc(1.129783 * var(--page-vw)));
    left: calc(69.921875% - calc(1.642552 * var(--page-vw)));
    width: 17.413194%;
  }

  .hero .hero-download {
    left: calc(44.244792% - calc(1 * var(--page-vw)));
  }

  .hero-art-cursor {
    left: calc(57.265625% - calc(1 * var(--page-vw)));
    scale: 0.905729;
  }
}

.hero-title,
.hero-subtitle,
.hero-description {
  position: absolute;
  z-index: 2;
  left: 50%;
  margin: 0;
  text-align: center;
  transform: translateX(-50%);
}

.hero-copy-inner {
  display: inline-block;
  transform-origin: center;
  opacity: 0;
  transform: scale(0.1);
  animation: hero-copy-group-reveal 0.72s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  will-change: transform, opacity;
}

.hero-subtitle .hero-copy-inner { animation-delay: 0.12s; }
.hero-description .hero-copy-inner {
  width: 100%;
  transform-origin: 50% 50%;
  animation-name: hero-description-reveal;
  animation-delay: 0.24s;
}

.hero-title {
  top: 20.634068%;
  width: 46%;
  color: var(--ink);
  font-size: var(--hero-title-size);
  font-weight: 700;
  line-height: 1.12;
  white-space: nowrap;
}

.hero-title-dot {
  margin: 0 0.8%;
}

.gradient-text {
  position: relative;
  display: inline-block;
  color: #247ff6;
  background: linear-gradient(
    90deg,
    #5054ff 0%,
    #0096ff 25%,
    #5054ff 50%,
    #0096ff 75%,
    #5054ff 100%
  );
  background-position: 75% 50%;
  background-size: 300% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: hero-title-gradient-flow 6.75s linear infinite;
  will-change: background-position;
}

.hero-subtitle {
  top: 31.219774%;
  width: 48%;
  color: #101831;
  font-size: var(--hero-subtitle-size);
  font-weight: 700;
  line-height: 1.15;
  white-space: nowrap;
}

.hero-subtitle strong {
  color: #4a63ff;
}

.hero-description {
  top: 37.721655%;
  width: 48%;
  color: #1b2540;
  font-size: var(--hero-body-size);
  font-weight: 400;
  line-height: 2.28;
  white-space: nowrap;
}

@keyframes hero-copy-group-reveal {
  0% {
    opacity: 0.2;
    transform: scale(0.1);
  }

  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes hero-description-reveal {
  0% {
    opacity: 0.2;
    transform: translateX(clamp(80px, calc(8 * var(--page-vw)), 300px)) scale(0.1);
  }

  100% {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

@keyframes hero-title-gradient-flow {
  to { background-position: 0 50%; }
}

.primary-button {
  position: absolute;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: linear-gradient(110deg, #5253ff 0%, #148ef8 58%, #14aef4 100%);
  border-radius: 999px;
  box-shadow: 0 calc(0.260417 * var(--page-vw)) calc(0.46875 * var(--page-vw)) rgba(64, 78, 239, 0.28);
  font-size: var(--button-size);
  transition: transform 160ms ease, box-shadow 160ms ease;
  white-space: nowrap;
}

.hero-download {
  top: 50.725417%;
  left: 44.244792%;
  width: 11.510417%;
  height: 6.01827%;
}

.hero-download,
.details-download,
.brand-download {
  --button-liquid-top: 88%;
  isolation: isolate;
  overflow: hidden;
  border: 0;
  background: #4d5aff;
}

.hero-download::before,
.details-download::before,
.brand-download::before {
  content: "";
  position: absolute;
  z-index: 0;
  left: -22%;
  top: var(--button-liquid-top);
  width: 145%;
  aspect-ratio: 1;
  border-radius: 42%;
  background: linear-gradient(135deg, #159ff3, #04d7ef);
  transition: top 700ms cubic-bezier(0.2, 0.75, 0.2, 1);
  animation: hero-button-liquid 5s linear infinite;
  will-change: transform;
}

.hero-download:hover::before,
.hero-download:focus-visible::before,
.details-download:hover::before,
.details-download:focus-visible::before,
.brand-download:hover::before,
.brand-download:focus-visible::before {
  --button-liquid-top: -80%;
}

.hero-download > span,
.details-download > span,
.brand-download > span {
  position: relative;
  z-index: 1;
}

@keyframes hero-button-liquid {
  to { transform: rotate(360deg); }
}

@keyframes hero-cursor-float {
  0%,
  100% {
    transform: translateY(calc(-0.104167 * var(--page-vw)));
  }

  50% {
    transform: translateY(calc(0.208333 * var(--page-vw)));
  }
}

@keyframes hero-app-float {
  0%,
  100% {
    transform: translateY(calc(-0.15625 * var(--page-vw)));
  }

  50% {
    transform: translateY(calc(0.3125 * var(--page-vw)));
  }
}

@keyframes hero-panel-trail-flow {
  from { stroke-dashoffset: var(--trail-offset); }
  to { stroke-dashoffset: calc(var(--trail-offset) - 1144px); }
}

.hero-stats {
  position: absolute;
  z-index: 3;
  top: 65.072542%;
  left: 19.375%;
  width: 61.25%;
  height: 16.227834%;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: center;
  padding: 0 3.359375%;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: calc(1.197917 * var(--page-vw));
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 calc(0.260417 * var(--page-vw)) calc(1.041667 * var(--page-vw)) rgba(70, 105, 177, 0.08);
  backdrop-filter: blur(8px);
}

.stat-item {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  opacity: 0;
  animation: hero-stat-item-reveal 0.48s cubic-bezier(0.4, 0, 0.2, 1) both;
  will-change: transform, opacity;
}

.stat-item:nth-child(2) { animation-delay: 0.24s; }
.stat-item:nth-child(3) { animation-delay: 0.48s; }
.stat-item:nth-child(4) { animation-delay: 0.72s; }

@keyframes hero-stat-item-reveal {
  0% {
    opacity: 0;
    transform: translateX(clamp(110px, calc(12 * var(--page-vw)), 460px));
  }

  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

.stat-icon {
  flex: 0 0 auto;
  width: calc(4.010417 * var(--page-vw));
  height: calc(4.010417 * var(--page-vw));
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 calc(0.15625 * var(--page-vw)) calc(0.520833 * var(--page-vw)) rgba(41, 92, 174, 0.09);
}

.stat-icon img {
  width: calc(1.979167 * var(--page-vw));
}

.stat-copy {
  display: flex;
  flex-direction: column;
  margin-left: calc(0.807292 * var(--page-vw));
  white-space: nowrap;
}

.stat-copy strong {
  color: #151515;
  font-size: 52px;
  line-height: 1.15;
}

.stat-copy small {
  margin-top: calc(0.15625 * var(--page-vw));
  color: #151515;
  font-size: 28px;
}

.features {
  position: relative;
  width: 100%;
  height: calc(40.9375 * var(--page-vw));
  background: #fff;
}

.features-heading {
  position: absolute;
  z-index: 2;
  top: calc(-1.510417 * var(--page-vw));
  left: 50%;
  text-align: center;
  transform: translateX(-50%);
  white-space: nowrap;
}

.features-heading h2 {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: calc(0.572917 * var(--page-vw));
  margin: 0;
  color: #111;
  font-size: var(--section-title-size);
  line-height: 1.1;
}

.features-heading h2 img {
  width: calc(3.828125 * var(--page-vw));
  height: auto;
}

.features-heading p {
  margin: calc(0.703125 * var(--page-vw)) 0 0;
  color: #20273c;
  font-size: var(--section-subtitle-size);
}

.feature-grid {
  position: absolute;
  top: calc(7.03125 * var(--page-vw));
  left: 19.348958%;
  width: 61.276042%;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: calc(0.989583 * var(--page-vw)) calc(0.729167 * var(--page-vw));
}

.feature-card {
  height: calc(14.635417 * var(--page-vw));
  display: flex;
  align-items: center;
  flex-direction: column;
  padding-top: calc(2.682292 * var(--page-vw));
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: calc(1.197917 * var(--page-vw));
  background: linear-gradient(#fff, #fff) padding-box,
    linear-gradient(160deg, #7367ff 3%, #5f94ff 52%, #43e1f2 100%) border-box;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.feature-card:nth-child(3),
.feature-card:hover {
  box-shadow: 0 calc(0.364583 * var(--page-vw)) calc(0.9375 * var(--page-vw)) rgba(78, 92, 235, 0.13);
}

.feature-card:hover {
  transform: translateY(-2px);
}

.feature-card:focus-visible {
  outline: 3px solid rgba(21, 194, 242, 0.75);
  outline-offset: 4px;
}

.feature-card img {
  width: calc(5.598958 * var(--page-vw));
  flex: 0 0 auto;
}

.feature-card h3 {
  margin: calc(2.083333 * var(--page-vw)) 0 0;
  color: #06145d;
  font-size: var(--card-title-size);
  line-height: 1.2;
}

.feature-card p {
  margin: calc(0.364583 * var(--page-vw)) 0 0;
  color: #17255f;
  font-size: var(--card-body-size);
  line-height: 1.35;
  white-space: nowrap;
}

.drive-in-js .feature-card:not(.drive-in-is-entering):not(.drive-in-center-is-entering):not(.drive-in-has-entered) {
  opacity: 0;
}

.feature-grid.drive-in-is-running {
  overflow-x: clip;
  overflow-clip-margin: 44px;
}

.feature-card.drive-in-is-entering {
  transform-origin: 50% 100%;
  animation: feature-card-drive-in 820ms cubic-bezier(0.16, 1, 0.3, 1) var(--drive-in-delay, 0ms) both;
  will-change: transform, opacity;
}

.feature-card.drive-in-center-is-entering {
  animation: feature-card-center-drop 700ms cubic-bezier(0.18, 0.86, 0.24, 1) var(--drive-in-delay, 0ms) both;
  will-change: transform, opacity;
}

.feature-card.drive-in-has-entered {
  opacity: 1;
}

@keyframes feature-card-drive-in {
  0% {
    opacity: 0;
    transform: translate3d(var(--drive-in-start-x), 0, 0) rotateZ(var(--drive-in-start-tilt)) scale(0.98);
  }

  24% { opacity: 1; }

  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) rotateZ(0) scale(1);
  }
}

@keyframes feature-card-center-drop {
  0% {
    opacity: 0;
    transform: translate3d(0, var(--drive-in-start-y), 0) scale(0.98);
  }

  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
}

.details {
  position: relative;
  width: 100%;
  height: calc(41.666667 * var(--page-vw));
  outline: none;
  overflow: hidden;
  background: #fff;
}

.details > h2 {
  position: absolute;
  z-index: 3;
  top: 0;
  left: 50%;
  margin: 0;
  color: #111;
  font-size: var(--section-title-size);
  line-height: 1;
  transform: translateX(-50%);
  white-space: nowrap;
}

.details-glow {
  position: absolute;
  z-index: 0;
  top: calc(4.192708 * var(--page-vw));
  left: 0;
  width: 100%;
  height: calc(22.213542 * var(--page-vw));
  background: url("https://web.douxiaobao.com/www_assets_v2/feature-details-background.png") center top / 100% 100% no-repeat;
}

.pagination {
  position: absolute;
  z-index: 4;
  top: calc(6.640625 * var(--page-vw));
  left: 50%;
  display: flex;
  gap: calc(0.208333 * var(--page-vw));
  transform: translateX(-50%);
}

.pagination button {
  width: calc(1.354167 * var(--page-vw));
  height: calc(1.354167 * var(--page-vw));
  min-width: 24px;
  min-height: 24px;
  display: grid;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: 50%;
  color: #fff;
  background: rgba(204, 217, 255, 0.78);
  font: 700 24px/1 "Microsoft YaHei", sans-serif;
  cursor: pointer;
  transition: color 160ms ease, background-color 160ms ease, transform 160ms ease;
}

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

.pagination button[aria-current="true"] {
  color: #fff;
  background: #5059ff;
}

.carousel-stage {
  position: absolute;
  z-index: 2;
  inset: 0;
}

.detail-copy {
  position: absolute;
  top: calc(10.364583 * var(--page-vw));
  left: 26.40625%;
  width: 14.348958%;
  min-width: 0;
}

.detail-copy h3 {
  margin: 0;
  color: #4e63ff;
  font-size: var(--detail-title-size);
  line-height: 1.15;
  white-space: nowrap;
}

.detail-summary {
  margin: calc(0.651042 * var(--page-vw)) 0 0;
  color: #252d45;
  font-size: var(--detail-body-size);
  line-height: 1.35;
  white-space: nowrap;
}

.detail-points {
  display: flex;
  flex-direction: column;
  gap: calc(0.286458 * var(--page-vw));
  margin-top: calc(1.041667 * var(--page-vw));
}

.detail-points:not(.is-grid) {
  transform: translateX(calc(-0.416667 * var(--page-vw)));
}

.detail-points.is-three {
  gap: calc(1.5625 * var(--page-vw));
}

.detail-point {
  min-height: calc(3.645833 * var(--page-vw));
  display: grid;
  grid-template-columns: calc(3.4375 * var(--page-vw)) minmax(0, 1fr);
  align-items: center;
  column-gap: calc(0.755208 * var(--page-vw));
}

.detail-point img {
  width: calc(3.4375 * var(--page-vw));
  height: calc(3.4375 * var(--page-vw));
}

.detail-point-copy {
  min-width: 0;
}

.detail-point h4 {
  margin: 0;
  color: #121521;
  font-size: var(--detail-point-title-size);
  line-height: 1.3;
  white-space: nowrap;
}

.detail-point p {
  margin: calc(0.234375 * var(--page-vw)) 0 0;
  color: #777;
  font-size: var(--detail-point-body-size);
  line-height: 1.4;
  white-space: pre-line;
}

.detail-points.is-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: calc(0.520833 * var(--page-vw)) calc(0.78125 * var(--page-vw));
  transform: translateX(calc(-1.5625 * var(--page-vw)));
}

.detail-points.is-grid .detail-point {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.detail-screenshot {
  position: absolute;
  top: calc(10.364583 * var(--page-vw));
  left: 43.958333%;
  width: 32.291667%;
  height: auto;
  filter: drop-shadow(0 calc(0.208333 * var(--page-vw)) calc(0.3125 * var(--page-vw)) rgba(71, 94, 184, 0.09));
  pointer-events: none;
  user-select: none;
}

.carousel-stage.is-leaving-left .detail-copy,
.carousel-stage.is-leaving-left .detail-screenshot {
  animation: carousel-leave-left 220ms cubic-bezier(0.4, 0, 1, 1) both;
}

.carousel-stage.is-leaving-right .detail-copy,
.carousel-stage.is-leaving-right .detail-screenshot {
  animation: carousel-leave-right 220ms cubic-bezier(0.4, 0, 1, 1) both;
}

.carousel-stage.is-entering-right .detail-copy,
.carousel-stage.is-entering-right .detail-screenshot {
  animation: carousel-enter-right 420ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.carousel-stage.is-entering-left .detail-copy,
.carousel-stage.is-entering-left .detail-screenshot {
  animation: carousel-enter-left 420ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.carousel-stage.is-fast-switch.is-entering-right .detail-copy,
.carousel-stage.is-fast-switch.is-entering-right .detail-screenshot,
.carousel-stage.is-fast-switch.is-entering-left .detail-copy,
.carousel-stage.is-fast-switch.is-entering-left .detail-screenshot {
  animation-duration: 300ms;
}

@keyframes carousel-leave-left {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(calc(-8 * var(--page-vw)));
  }
}

@keyframes carousel-leave-right {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(calc(8 * var(--page-vw)));
  }
}

@keyframes carousel-enter-right {
  from {
    opacity: 0;
    transform: translateX(calc(10 * var(--page-vw)));
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes carousel-enter-left {
  from {
    opacity: 0;
    transform: translateX(calc(-10 * var(--page-vw)));
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.carousel-arrow {
  position: absolute;
  z-index: 5;
  top: 46.9375%;
  width: calc(2.5 * var(--page-vw));
  min-width: 44px;
  height: calc(4.166667 * var(--page-vw));
  min-height: 58px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.carousel-arrow::before {
  content: "";
  position: absolute;
  top: 50%;
  width: calc(1.302083 * var(--page-vw));
  height: calc(1.302083 * var(--page-vw));
  border-top: calc(0.208333 * var(--page-vw)) solid #5963ff;
  border-right: calc(0.208333 * var(--page-vw)) solid #5963ff;
  transition: transform 160ms ease, opacity 160ms ease;
}

.carousel-arrow:hover::before {
  opacity: 0.78;
}

.carousel-prev {
  left: 16.796875%;
}

.carousel-prev::before {
  left: 25%;
  transform: translateY(-50%) rotate(-135deg);
}

.carousel-prev:hover::before {
  transform: translate(-4px, -50%) rotate(-135deg);
}

.carousel-next {
  right: 16.796875%;
}

.carousel-next::before {
  right: 25%;
  transform: translateY(-50%) rotate(45deg);
}

.carousel-next:hover::before {
  transform: translate(4px, -50%) rotate(45deg);
}

.details-download {
  top: 83.375%;
  left: 44.244792%;
  width: 11.510417%;
  height: 7%;
}

.brand-download {
  top: calc(21.4 * var(--page-vw) + var(--brand-content-offset-y));
  left: 44.244792%;
  width: 11.510417%;
  height: calc(3.125 * var(--page-vw));
}

.brand-band {
  --brand-content-offset-y: 1vw;
  position: relative;
  width: 100%;
  height: calc(30.833333 * var(--page-vw));
  overflow: hidden;
  color: #fff;
  background: linear-gradient(112deg, #6361fa 0%, #437ef9 47%, #08c8eb 100%);
}

.brand-ripples {
  --brand-ripple-center-y: calc(8.355333 * var(--page-vw) + var(--brand-content-offset-y));
  --brand-ripple-size: calc(52 * var(--page-vw));
  position: absolute;
  z-index: 1;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.brand-ripple {
  position: absolute;
  top: var(--brand-ripple-center-y);
  left: 50%;
  width: var(--brand-ripple-size);
  height: var(--brand-ripple-size);
  border: 2px solid rgba(151, 236, 255, 0.72);
  border-radius: 50%;
  opacity: 0;
  box-shadow:
    0 0 28px rgba(96, 224, 255, 0.22),
    inset 0 0 36px rgba(142, 232, 255, 0.16);
  backface-visibility: hidden;
  will-change: transform, opacity;
  animation: brand-ripple-out 6.8s cubic-bezier(0.1, 0.2, 0.3, 1) infinite;
  animation-play-state: paused;
}

.brand-ripple-2 {
  border-color: rgba(202, 185, 255, 0.7);
  box-shadow:
    0 0 28px rgba(174, 145, 255, 0.2),
    inset 0 0 36px rgba(209, 194, 255, 0.15);
}

.brand-ripple-1 { animation-delay: 0s; }
.brand-ripple-2 { animation-delay: -2.266s; }
.brand-ripple-3 { animation-delay: -4.533s; }

.brand-ripples.is-ripple-active .brand-ripple {
  animation-play-state: running;
}

@keyframes brand-ripple-out {
  0% {
    opacity: 0;
    transform: translate3d(-50%, -50%, 0) scale(0.03);
  }

  9% {
    opacity: 0.54;
  }

  52% {
    opacity: 0.32;
  }

  100% {
    opacity: 0;
    transform: translate3d(-50%, -50%, 0) scale(1.55);
  }
}

.brand-wave-canvas {
  --brand-wave-base-transform: translateZ(0);
  position: absolute;
  z-index: 1;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  transform: var(--brand-wave-base-transform);
}

@media (min-width: 1025px) {
  .brand-wave-canvas {
    top: auto;
    bottom: 0;
    left: -6%;
    width: 112%;
    height: 38%;
    transform-origin: 50% 70%;
    animation: brand-wave-compositor-motion 7.2s ease-in-out -1.8s infinite;
    animation-play-state: paused;
    backface-visibility: hidden;
    will-change: transform;
  }

  .brand-wave-canvas.is-wave-active {
    animation-play-state: running;
  }
}

@keyframes brand-wave-compositor-motion {
  0% {
    transform: var(--brand-wave-base-transform) translate3d(-3.2%, 2.5%, 0) scaleY(0.9);
  }

  50% {
    transform: var(--brand-wave-base-transform) translate3d(3.2%, -2.5%, 0) scaleY(-1.1);
  }

  100% {
    transform: var(--brand-wave-base-transform) translate3d(-3.2%, 2.5%, 0) scaleY(0.9);
  }
}

.brand-mark {
  --brand-mark-float-up: calc(-0.15625 * var(--page-vw));
  --brand-mark-float-down: calc(0.260417 * var(--page-vw));
  position: absolute;
  z-index: 2;
  top: calc(5.208333 * var(--page-vw) + var(--brand-content-offset-y));
  left: 50%;
  width: 7.65625%;
  height: auto;
  transform: translateX(-50%);
  animation: brand-mark-float 3.7s ease-in-out -1.1s infinite;
  will-change: translate;
}

.brand-icon-shine {
  display: block;
  isolation: isolate;
}

.brand-icon-shine img {
  display: block;
  width: 100%;
  height: auto;
}

.brand-icon-shine-overlay {
  position: absolute;
  z-index: 1;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  -webkit-mask: url("https://web.douxiaobao.com/www_assets_v2/footer-brand-mark.png") center / contain no-repeat;
  mask: url("https://web.douxiaobao.com/www_assets_v2/footer-brand-mark.png") center / contain no-repeat;
}

.brand-icon-shine-overlay::after {
  content: "";
  position: absolute;
  z-index: 1;
  top: -48%;
  left: -76%;
  width: 34%;
  height: 196%;
  pointer-events: none;
  opacity: 0;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.18) 24%,
    rgba(255, 255, 255, 0.7) 50%,
    rgba(255, 255, 255, 0.2) 76%,
    rgba(255, 255, 255, 0) 100%
  );
  transform: translate3d(0, -8%, 0) rotate(-34deg);
  transform-origin: center;
  animation: brand-icon-glass-shine 2s ease-in-out infinite;
  will-change: transform, opacity;
}

@keyframes brand-icon-glass-shine {
  0%,
  18% {
    opacity: 0;
    transform: translate3d(0, -8%, 0) rotate(-34deg);
  }

  26% {
    opacity: 0.18;
  }

  48% {
    opacity: 0.72;
  }

  68% {
    opacity: 0;
    transform: translate3d(535%, 50%, 0) rotate(-34deg);
  }

  100% {
    opacity: 0;
    transform: translate3d(535%, 50%, 0) rotate(-34deg);
  }
}

@keyframes brand-mark-float {
  0%,
  100% { translate: 0 var(--brand-mark-float-up); }
  50% { translate: 0 var(--brand-mark-float-down); }
}

.brand-copy {
  position: absolute;
  z-index: 2;
  top: calc(13.90625 * var(--page-vw) + var(--brand-content-offset-y));
  left: 50%;
  width: 60%;
  text-align: center;
  transform: translateX(-50%);
}

.brand-copy h2 {
  margin: 0;
  font-size: 74px;
  line-height: 1.25;
  white-space: nowrap;
}

.brand-title-center-unfold:not(.text-is-entering):not(.text-has-entered) {
  visibility: hidden;
}

.brand-title-center-unfold.text-is-entering,
.brand-title-center-unfold.text-has-entered {
  visibility: visible;
}

.brand-title-center-unfold-line {
  display: inline-block;
}

.brand-title-brand-accent {
  color: #00e4ff;
}

.brand-title-center-unfold.text-is-entering .brand-title-center-unfold-line {
  transform-origin: 50% 50%;
  animation: brand-title-center-unfold 1200ms cubic-bezier(.18, .86, .24, 1) both;
}

@keyframes brand-title-center-unfold {
  0% {
    opacity: 0;
    clip-path: inset(0 50% 0 50%);
    transform: scaleX(.88);
    filter: blur(5px);
  }

  35% { opacity: 1; }

  100% {
    opacity: 1;
    clip-path: inset(0);
    transform: scaleX(1);
    filter: blur(0);
  }
}

.brand-copy p {
  margin: calc(0.520833 * var(--page-vw)) 0 0;
  font-size: 32px;
  line-height: 1.4;
  white-space: nowrap;
}

.brand-subtitle-character-wave:not(.text-is-entering):not(.text-has-entered) {
  visibility: hidden;
}

.brand-subtitle-character-wave.text-is-entering,
.brand-subtitle-character-wave.text-has-entered {
  visibility: visible;
}

.brand-subtitle-character-wave-char {
  display: inline-block;
}

.brand-subtitle-character-wave.text-is-entering .brand-subtitle-character-wave-char {
  animation: brand-subtitle-character-wave 640ms cubic-bezier(.16, 1, .3, 1)
    calc(var(--brand-subtitle-char-index) * 38ms) both;
}

@keyframes brand-subtitle-character-wave {
  0% {
    opacity: 0;
    transform: translate3d(0, 26px, 0) rotate(5deg);
  }

  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0) rotate(0);
  }
}

.site-footer {
  position: relative;
  width: 100%;
  height: calc(16.25 * var(--page-vw));
  overflow: hidden;
  color: #6e82af;
  background: #040813;
}

.footer-inner {
  position: absolute;
  top: calc(4.505208 * var(--page-vw));
  left: 20.234375%;
  width: 59.609375%;
  display: grid;
  grid-template-columns: 1.55fr 1.35fr 1.05fr;
  column-gap: calc(3.125 * var(--page-vw));
}

.footer-brand img {
  width: calc(13.958333 * var(--page-vw));
}

.footer-brand p {
  margin: calc(1.354167 * var(--page-vw)) 0 0;
  font-size: 26px;
  line-height: 2;
  white-space: nowrap;
}

.footer-company-link {
  display: inline-block;
  margin-top: calc(0.625 * var(--page-vw));
  color: #fff;
  font-size: 24px;
  line-height: 1.35;
  text-decoration: none;
  transition: color 180ms ease;
}

.footer-company-link:hover {
  color: #54d9ff;
}

.site-footer h2 {
  margin: 0;
  color: #fff;
  font-size: 30px;
  line-height: 1.3;
}

.product-links {
  display: grid;
  grid-template-columns: repeat(3, max-content);
  gap: calc(0.677083 * var(--page-vw)) calc(2.1875 * var(--page-vw));
  margin-top: calc(1.354167 * var(--page-vw));
  font-size: 24px;
  line-height: 1.35;
}

.contact-row {
  display: flex;
  align-items: flex-start;
  gap: calc(0.9375 * var(--page-vw));
  margin-top: calc(0.989583 * var(--page-vw));
}

.qr-wrap {
  flex: 0 0 auto;
  width: calc(5.78125 * var(--page-vw));
  height: calc(5.78125 * var(--page-vw));
  padding: calc(0.286458 * var(--page-vw));
  border-radius: calc(0.3125 * var(--page-vw));
  background: #fff;
}

.qr-wrap img {
  width: 100%;
  height: 100%;
}

.contact-row p {
  margin: 0;
  font-size: 24px;
  line-height: calc(calc(5.78125 * var(--page-vw)) / 4);
  white-space: nowrap;
}

.copyright {
  position: absolute;
  top: calc(13.90625 * var(--page-vw));
  left: 50%;
  margin: 0;
  font-size: 26px;
  line-height: 1;
  transform: translateX(-50%);
  white-space: nowrap;
}

@media (max-width: 2999px) {
  :root {
    --hero-title-size: 94px;
    --hero-subtitle-size: 42px;
    --hero-body-size: 20px;
    --section-title-size: 53px;
    --section-subtitle-size: 20px;
    --card-title-size: 24px;
    --card-body-size: 16px;
    --detail-title-size: 48px;
    --detail-body-size: 20px;
    --detail-point-title-size: 19px;
    --detail-point-body-size: 16px;
    --button-size: 24px;
  }

  .nav-button { font-size: 19px; }
  .stat-copy strong { font-size: 35px; }
  .stat-copy small { font-size: 19px; }
  .pagination button { font-size: 16px; }
  .brand-copy h2 { font-size: 49px; }
  .brand-copy p { font-size: 21px; }
  .site-footer h2 { font-size: 20px; }
  .footer-brand p,
  .footer-company-link,
  .copyright { font-size: 17px; }
  .product-links,
  .contact-row p { font-size: 16px; }
}

@media (max-width: 2200px) {
  :root {
    --hero-title-size: 70px;
    --hero-subtitle-size: 31px;
    --hero-body-size: 15px;
    --section-title-size: 40px;
    --section-subtitle-size: 15px;
    --card-title-size: 18px;
    --card-body-size: 12px;
    --detail-title-size: 36px;
    --detail-body-size: 15px;
    --detail-point-title-size: 14px;
    --detail-point-body-size: 12px;
    --button-size: 18px;
  }

  .nav-button { font-size: 14px; }
  .stat-copy strong { font-size: 26px; }
  .stat-copy small { font-size: 14px; }
  .pagination button { font-size: 12px; }
  .brand-copy h2 { font-size: 37px; }
  .brand-copy p { font-size: 16px; }
  .site-footer h2 { font-size: 15px; }
  .footer-brand p,
  .footer-company-link,
  .copyright { font-size: 13px; }
  .product-links,
  .contact-row p { font-size: 12px; }
}

@media (max-width: 1600px) and (min-width: 1025px) {
  :root {
    --hero-title-size: 51px;
    --hero-subtitle-size: 24px;
    --hero-body-size: 13px;
    --section-title-size: 32px;
    --section-subtitle-size: 13px;
    --card-title-size: 16px;
    --card-body-size: 11px;
    --detail-title-size: 30px;
    --detail-body-size: 13px;
    --detail-point-title-size: 13px;
    --detail-point-body-size: 11px;
    --button-size: 16px;
  }

  .nav-button { font-size: 12px; }
  .stat-copy strong { font-size: 22px; }
  .stat-copy small { font-size: 12px; }
  .brand-copy h2 { font-size: 31px; }
  .brand-copy p { font-size: 14px; }
  .site-footer h2 { font-size: 14px; }
  .footer-brand p,
  .footer-company-link,
  .copyright { font-size: 11px; }
  .product-links,
  .contact-row p { font-size: 10px; }
}

@media (max-width: 1024px) {
  :root {
    --hero-title-size: 44px;
    --hero-subtitle-size: 22px;
    --hero-body-size: 14px;
    --section-title-size: 32px;
    --section-subtitle-size: 15px;
    --card-title-size: 18px;
    --card-body-size: 13px;
    --detail-title-size: 34px;
    --detail-body-size: 16px;
    --detail-point-title-size: 16px;
    --detail-point-body-size: 13px;
    --button-size: 17px;
  }

  .hero {
    height: 900px;
    background-size: auto 100%;
  }

  .topbar {
    top: 20px;
    left: 5%;
    width: 90%;
    height: 44px;
    align-items: center;
    padding: 0;
  }

  .topbar.is-floating {
    top: 0;
    left: 0;
    width: 100%;
    height: 64px;
    padding: 0 5%;
  }

  .topbar-logo {
    width: 190px;
  }

  .topbar-actions {
    gap: 8px;
  }

  .nav-button {
    width: auto;
    height: 38px;
    padding: 0 14px;
    border-radius: 6px;
    font-size: 13px;
  }

  .hero-title {
    top: 135px;
    width: 92%;
    white-space: normal;
  }

  .hero-title .gradient-text {
    display: inline-block;
  }

  .hero-subtitle {
    top: 255px;
    width: 90%;
    white-space: normal;
  }

  .hero-description {
    top: 310px;
    width: 86%;
    line-height: 1.8;
    white-space: normal;
  }

  .hero-description br {
    display: none;
  }

  .hero-download {
    top: 420px;
    left: 50%;
    width: 210px;
    height: 52px;
    transform: translateX(-50%);
  }

  .hero-download:hover {
    transform: translate(-50%, -2px);
  }

  .hero-art-app {
    top: 490px;
    left: 4%;
    width: 125px;
  }

  .hero-art-mascot {
    top: 470px;
    left: auto;
    right: -30px;
    width: 235px;
    height: 300.893443px;
  }

  .hero-art-panel,
  .hero-art-cursor {
    display: none;
  }

  .hero-art-blocks {
    top: 545px;
    left: 9%;
    width: 190px;
    opacity: 0.86;
  }

  .hero-stats {
    top: auto;
    bottom: 38px;
    left: 5%;
    width: 90%;
    height: 210px;
    grid-template-columns: repeat(2, 1fr);
    padding: 10px;
    border-radius: 16px;
  }

  .stat-icon {
    width: 54px;
    height: 54px;
  }

  .stat-icon img {
    width: 28px;
  }

  .stat-copy {
    margin-left: 10px;
  }

  .stat-copy strong {
    font-size: 21px;
  }

  .stat-copy small {
    font-size: 12px;
  }

  .features {
    height: auto;
    padding: 78px 20px 70px;
  }

  .features-heading {
    position: static;
    transform: none;
  }

  .features-heading h2 {
    gap: 7px;
  }

  .features-heading h2 img {
    width: 58px;
  }

  .features-heading p {
    margin-top: 14px;
    white-space: normal;
  }

  .feature-grid {
    position: static;
    width: min(720px, 100%);
    margin: 48px auto 0;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .feature-card {
    height: 250px;
    padding-top: 34px;
    border-radius: 14px;
  }

  .feature-card img {
    width: 96px;
  }

  .feature-card h3 {
    margin-top: 26px;
  }

  .feature-card p {
    margin-top: 8px;
    white-space: normal;
    text-align: center;
  }

  .details {
    height: auto;
    min-height: 1030px;
    padding: 60px 18px 52px;
  }

  .details > h2 {
    position: relative;
    left: auto;
    text-align: center;
    transform: none;
  }

  .details-glow {
    top: 126px;
    height: 740px;
    background-size: auto 100%;
  }

  .pagination {
    position: relative;
    top: auto;
    left: auto;
    justify-content: center;
    gap: 6px;
    margin-top: 52px;
    transform: none;
  }

  .pagination button {
    width: 29px;
    height: 29px;
    min-width: 29px;
    min-height: 29px;
    font-size: 12px;
  }

  .carousel-stage {
    position: relative;
    inset: auto;
    min-height: 720px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 38px;
  }

  .detail-copy {
    position: static;
    width: min(680px, 94%);
    text-align: center;
  }

  .detail-copy h3,
  .detail-summary,
  .detail-point h4 {
    white-space: normal;
  }

  .detail-summary {
    margin-top: 10px;
  }

  .detail-points,
  .detail-points.is-grid {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 24px;
  }

  .detail-points.is-grid {
    transform: none;
  }

  .detail-points:not(.is-grid) {
    transform: none;
  }

  .detail-points.is-three {
    gap: 10px;
  }

  .detail-point,
  .detail-points.is-grid .detail-point {
    min-height: 112px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10px;
    text-align: center;
  }

  .detail-point img {
    width: 58px;
    height: 58px;
  }

  .detail-point p {
    margin-top: 4px;
    white-space: normal;
  }

  .detail-screenshot {
    position: static;
    order: 2;
    width: min(720px, 96%);
    margin-top: 32px;
  }

  .carousel-arrow {
    top: auto;
    bottom: 125px;
    width: 44px;
    height: 70px;
  }

  .carousel-arrow::before {
    width: 20px;
    height: 20px;
    border-width: 3px;
  }

  .carousel-prev {
    left: 3px;
  }

  .carousel-next {
    right: 3px;
  }

  .details-download {
    position: relative;
    top: auto;
    left: auto;
    width: 210px;
    height: 52px;
    display: flex;
    margin: 16px auto 0;
  }

  .brand-band {
    height: 440px;
  }

  .brand-ripples {
    --brand-ripple-center-y: calc(93px + var(--brand-content-offset-y));
    --brand-ripple-size: 520px;
  }

  .brand-ripple {
    border-width: 1px;
    box-shadow:
      0 0 18px rgba(96, 224, 255, 0.18),
      inset 0 0 22px rgba(142, 232, 255, 0.12);
  }

  .brand-wave-canvas {
    transform: translateY(30px);
  }

  .brand-mark {
    --brand-mark-float-up: -3px;
    --brand-mark-float-down: 5px;
    top: calc(54px + var(--brand-content-offset-y));
    left: 50%;
    width: 95px;
    transform: translateX(-50%);
  }

  .brand-copy {
    top: calc(220px + var(--brand-content-offset-y));
    width: 92%;
  }

  .brand-copy h2 {
    font-size: 27px;
    white-space: normal;
  }

  .brand-copy p {
    margin-top: 12px;
    font-size: 15px;
    white-space: normal;
  }

  .brand-download {
    top: calc(335px + var(--brand-content-offset-y));
    left: 50%;
    width: 210px;
    height: 52px;
    transform: translateX(-50%);
  }

  .brand-download:hover {
    transform: translate(-50%, -2px);
  }

  .site-footer {
    height: auto;
    min-height: 680px;
    padding: 54px 28px 34px;
  }

  .footer-inner {
    position: static;
    width: min(620px, 100%);
    display: grid;
    grid-template-columns: 1fr;
    row-gap: 42px;
    margin: 0 auto;
  }

  .footer-brand img {
    width: 260px;
  }

  .footer-brand p {
    margin-top: 20px;
    font-size: 13px;
    line-height: 1.9;
    white-space: normal;
  }

  .footer-company-link {
    margin-top: 12px;
    font-size: 13px;
  }

  .site-footer h2 {
    font-size: 18px;
  }

  .product-links {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px 18px;
    margin-top: 22px;
    font-size: 13px;
  }

  .contact-row {
    gap: 18px;
    margin-top: 18px;
  }

  .qr-wrap {
    width: 116px;
    height: 116px;
    padding: 5px;
    border-radius: 7px;
  }

  .contact-row p {
    margin: 0;
    font-size: 13px;
    line-height: 29px;
  }

  .copyright {
    position: static;
    margin: 48px auto 0;
    font-size: 11px;
    line-height: 1.5;
    text-align: center;
    transform: none;
    white-space: normal;
  }
}

@media (max-width: 560px) {
  .topbar-logo {
    width: 165px;
  }

  .nav-button-light {
    display: none;
  }

  .hero-title {
    font-size: 38px;
  }

  .hero-title-dot {
    display: none;
  }

  .hero-title .gradient-text {
    display: block;
    margin-top: 6px;
  }

  .hero-subtitle {
    top: 252px;
    font-size: 20px;
  }

  .hero-description {
    top: 320px;
  }

  .hero-download {
    top: 450px;
  }

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

  .feature-card {
    height: 236px;
  }

  .details {
    min-height: 1120px;
  }

  .detail-points,
  .detail-points.is-grid {
    grid-template-columns: 1fr;
  }

  .carousel-stage {
    min-height: 820px;
  }

  .carousel-arrow {
    bottom: 145px;
  }

  .product-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

.floating-support {
  position: fixed;
  z-index: 900;
  right: clamp(20px, calc(2.5 * var(--page-vw)), 48px);
  top: 50%;
  bottom: auto;
  width: clamp(140px, calc(7.552083 * var(--page-vw)), 145px);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 15px 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 9px 24px rgba(47, 75, 160, 0.14);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(calc(-50% + 16px)) scale(0.98);
  transition:
    opacity 360ms ease,
    transform 440ms cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0s linear 440ms;
  will-change: opacity, transform;
}

.floating-support.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(-50%) scale(1);
  transition-delay: 0s;
}

.floating-support-avatar-wrap {
  position: relative;
  width: 80px;
  height: 80px;
}

.floating-support-avatar {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

.support-speech {
  position: absolute;
  z-index: 2;
  left: 42px;
  bottom: 78px;
  width: 106px;
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 10px;
  border-radius: 52% 48% 50% 50%;
  color: #fff;
  background: #6574ff;
  box-shadow: 0 8px 18px rgba(71, 91, 222, 0.2);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate(-30px, 24px) scale(0.02);
  transform-origin: 18% 100%;
  will-change: transform, opacity;
}

.support-speech::after {
  content: "";
  position: absolute;
  left: 27px;
  bottom: -5px;
  width: 10px;
  height: 9px;
  background: #6574ff;
  clip-path: polygon(0 0, 100% 0, 8% 100%);
}

.support-speech.is-talking {
  visibility: visible;
  animation: support-speech-pop 620ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.support-speech.is-leaving {
  visibility: visible;
  animation: support-speech-out 280ms ease-in forwards;
}

.support-speech-text {
  position: relative;
  z-index: 1;
  display: block;
  font-size: 13px;
  line-height: 1.55;
  text-align: center;
  white-space: pre-line;
}

@keyframes support-speech-pop {
  0% {
    opacity: 0;
    transform: translate(-30px, 24px) scale(0.02);
  }

  62% {
    opacity: 1;
    transform: translate(2px, -2px) scale(1.08);
  }

  79% {
    opacity: 1;
    transform: translate(0, 1px) scale(0.96);
  }

  91% {
    opacity: 1;
    transform: translate(0, 0) scale(1.025);
  }

  100% {
    opacity: 1;
    transform: translate(0, 0) scale(1);
  }
}

@keyframes support-speech-out {
  from {
    opacity: 1;
    transform: translate(0, 0) scale(1);
  }

  to {
    opacity: 0;
    transform: translate(-7px, 8px) scale(0.86);
  }
}

.floating-support p {
  margin: 9px 0 10px;
  width: 100%;
  color: #20232b;
  font-size: 14px;
  line-height: 1.4;
  text-align: center;
  white-space: nowrap;
  transform: translateX(0.25em);
}

.floating-support-link {
  width: 90px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  border-radius: 999px;
  border: 0;
  color: #fff;
  background: linear-gradient(135deg, #4465ff 0%, #4d55ff 100%);
  box-shadow: 0 5px 12px rgba(67, 88, 255, 0.2);
  font-size: 13px;
  line-height: 1;
  font-family: inherit;
  text-decoration: none;
  cursor: pointer;
  margin-inline: auto;
  transition: transform 180ms ease, box-shadow 180ms ease, filter 180ms ease;
}

.floating-support-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(67, 88, 255, 0.28);
  filter: brightness(1.03);
}

.floating-support-link:focus-visible {
  outline: 3px solid rgba(86, 205, 255, 0.6);
  outline-offset: 3px;
}

.support-modal-backdrop {
  position: fixed;
  z-index: 1100;
  inset: 0;
  background: transparent;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 320ms ease, visibility 0s linear 320ms;
}

.support-modal-backdrop.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition-delay: 0s;
}

.support-modal {
  position: absolute;
  top: 50%;
  right: calc(clamp(20px, calc(2.5 * var(--page-vw)), 48px) + clamp(140px, calc(7.552083 * var(--page-vw)), 145px) + 24px);
  width: min(400px, calc(calc(100 * var(--page-vw)) - 230px));
  overflow: hidden;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 18px 46px rgba(47, 75, 160, 0.2);
  transform: translateY(-50%) scale(0.96);
  transform-origin: right center;
  transition: transform 360ms cubic-bezier(0.22, 1, 0.36, 1);
  outline: none;
}

.support-modal-backdrop.is-open .support-modal {
  transform: translateY(-50%) scale(1);
}

.support-modal img {
  width: 100%;
  height: auto;
  display: block;
}

@media (max-width: 1024px) {
  body.download-modal-open {
    overflow: hidden;
  }

  .download-modal-backdrop {
    --download-unit: min(calc(1 * var(--page-vw)), 8px);
    position: fixed;
    z-index: 1200;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: max(16px, env(safe-area-inset-top)) calc(3.75 * var(--page-vw)) max(16px, env(safe-area-inset-bottom));
    overflow-y: auto;
    background: rgba(25, 30, 36, 0.77);
    -webkit-backdrop-filter: blur(calc(var(--download-unit) * 1.25));
    backdrop-filter: blur(calc(var(--download-unit) * 1.25));
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 260ms ease, visibility 0s linear 260ms;
  }

  .download-modal-backdrop[hidden] {
    display: none;
  }

  .download-modal-backdrop.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transition-delay: 0s;
  }

  .download-modal {
    position: relative;
    top: calc(var(--download-unit) * 6.25);
    flex: 0 0 auto;
    width: min(calc(92.5 * var(--page-vw)), 740px);
    padding: calc(var(--download-unit) * 8.1) calc(var(--download-unit) * 6.75) calc(var(--download-unit) * 10.625);
    border-radius: calc(var(--download-unit) * 5);
    color: #1d1d1f;
    background: #fff;
    box-shadow: 0 calc(var(--download-unit) * 2.5) calc(var(--download-unit) * 6) rgba(5, 10, 23, 0.22);
    text-align: center;
    outline: none;
    opacity: 0;
    transform: translateY(calc(var(--download-unit) * 2)) scale(0.97);
    transition: opacity 260ms ease, transform 320ms cubic-bezier(0.22, 1, 0.36, 1);
  }

  .download-modal-backdrop.is-open .download-modal {
    opacity: 1;
    transform: translateY(0) scale(1);
  }

  .download-modal h2,
  .download-modal h3,
  .download-modal p {
    margin-bottom: 0;
  }

  .download-modal h2 {
    margin-top: 0;
    font-size: clamp(20px, calc(6.25 * var(--page-vw)), 50px);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0;
    white-space: nowrap;
  }

  .download-modal-subtitle {
    margin-top: calc(var(--download-unit) * 3);
    font-size: clamp(14px, calc(4.25 * var(--page-vw)), 34px);
    line-height: 1.3;
    letter-spacing: 0;
    white-space: nowrap;
  }

  .download-product-visual {
    position: relative;
    width: calc(var(--download-unit) * 32.5);
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: calc(var(--download-unit) * 6.5) auto 0;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 calc(var(--download-unit) * 1.25) calc(var(--download-unit) * 4) rgba(67, 94, 211, 0.13);
  }

  .download-product-visual img {
    width: calc(var(--download-unit) * 15.25);
    height: auto;
  }

  .download-product-icon {
    position: relative;
    width: calc(var(--download-unit) * 15.25);
  }

  .download-product-icon img {
    width: 100%;
  }

  .download-product-visual strong {
    position: absolute;
    top: calc(var(--download-unit) * 1.25);
    right: calc(var(--download-unit) * -4.25);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: calc(var(--download-unit) * 12.5);
    height: calc(var(--download-unit) * 7.6);
    padding: 0 calc(var(--download-unit) * 2);
    border-radius: calc(var(--download-unit) * 3.6) calc(var(--download-unit) * 3.6) calc(var(--download-unit) * 3.6) calc(var(--download-unit) * 0.9);
    color: #fff;
    background: #08bce8;
    box-shadow: 0 calc(var(--download-unit) * 1.25) calc(var(--download-unit) * 2.5) rgba(0, 172, 224, 0.24);
    font-size: clamp(12px, calc(3.75 * var(--page-vw)), 30px);
    line-height: 1;
    letter-spacing: 0;
  }

  .download-modal h3 {
    margin-top: calc(var(--download-unit) * 6);
    font-size: clamp(18px, calc(5.5 * var(--page-vw)), 44px);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: 0;
  }

  .download-modal h3 span {
    color: #4856ff;
  }

  .download-modal-notice {
    min-height: calc(var(--download-unit) * 20.75);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: calc(var(--download-unit) * 7);
    padding: calc(var(--download-unit) * 3) calc(var(--download-unit) * 2);
    border: calc(var(--download-unit) * 0.25) solid #b8b5ff;
    border-radius: calc(var(--download-unit) * 2.5);
    color: #4558ff;
    background: #f3f5ff;
    font-size: clamp(12px, calc(3.4 * var(--page-vw)), 27px);
    line-height: 1.75;
    letter-spacing: 0;
  }

  .download-modal-url {
    margin-top: calc(var(--download-unit) * 8.5);
    color: #171719;
    font-size: clamp(12px, calc(3.75 * var(--page-vw)), 30px);
    line-height: 1.35;
    letter-spacing: 0;
    overflow-wrap: anywhere;
  }

  .download-modal-url span {
    display: block;
  }

  .download-modal-url span:first-child {
    white-space: nowrap;
  }

  .download-copy-button {
    width: calc(100% - var(--download-unit) * 4);
    height: clamp(44px, calc(11.25 * var(--page-vw)), 56px);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: calc(var(--download-unit) * 6) auto 0;
    padding: 0;
    border: 0;
    border-radius: calc(var(--download-unit) * 1.8);
    color: #fff;
    background: #4854ff;
    box-shadow: 0 calc(var(--download-unit) * 1.25) calc(var(--download-unit) * 2.5) rgba(63, 76, 240, 0.28);
    font-family: inherit;
    font-size: clamp(16px, calc(4.25 * var(--page-vw)), 34px);
    line-height: 1;
    letter-spacing: 0;
    cursor: pointer;
    transition: transform 160ms ease, background-color 160ms ease;
  }

  .download-copy-button:active {
    transform: scale(0.985);
    background: #3948f3;
  }

  .download-copy-button:focus-visible,
  .download-modal-close:focus-visible {
    outline: calc(var(--download-unit) * 0.4) solid rgba(94, 210, 255, 0.92);
    outline-offset: calc(var(--download-unit) * 0.55);
  }

  .download-copy-status {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }

  .download-modal-close {
    position: relative;
    top: calc(var(--download-unit) * 6.25);
    flex: 0 0 auto;
    width: clamp(44px, calc(12.5 * var(--page-vw)), 56px);
    aspect-ratio: 1;
    margin-top: calc(var(--download-unit) * 4);
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: rgba(213, 213, 213, 0.72);
    cursor: pointer;
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 220ms ease 80ms, transform 280ms cubic-bezier(0.22, 1, 0.36, 1) 80ms;
  }

  .download-modal-backdrop.is-open .download-modal-close {
    opacity: 1;
    transform: scale(1);
  }

  .download-modal-close::before,
  .download-modal-close::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: calc(var(--download-unit) * 5.2);
    height: calc(var(--download-unit) * 0.45);
    border-radius: 999px;
    background: #080808;
  }

  .download-modal-close::before {
    transform: translate(-50%, -50%) rotate(45deg);
  }

  .download-modal-close::after {
    transform: translate(-50%, -50%) rotate(-45deg);
  }

  .hero-art-app {
    opacity: 1;
    animation: hero-app-float-mobile 3.1s ease-in-out -0.7s infinite;
  }

  @keyframes hero-app-float-mobile {
    0%,
    100% {
      transform: translate(calc(-0.5 * var(--page-vw)), calc(-1.25 * var(--page-vw))) rotate(-0.8deg);
    }

    50% {
      transform: translate(calc(0.65 * var(--page-vw)), calc(1.5 * var(--page-vw))) rotate(0.8deg);
    }
  }

  .hero-copy-inner,
  .hero-description .hero-copy-inner {
    opacity: 1;
    transform: none;
    animation: none;
  }

  .stat-item {
    opacity: 1;
    transform: none;
    animation: none;
  }

  .drive-in-js .feature-card:not(.drive-in-is-entering):not(.drive-in-center-is-entering):not(.drive-in-has-entered),
  .feature-card.drive-in-is-entering,
  .feature-card.drive-in-center-is-entering {
    opacity: 1;
    transform: none;
    filter: none;
    animation: none;
  }

  .brand-title-center-unfold,
  .brand-subtitle-character-wave {
    visibility: visible !important;
  }

  .brand-title-center-unfold-line,
  .brand-subtitle-character-wave-char {
    opacity: 1;
    clip-path: none;
    transform: none;
    filter: none;
    animation: none !important;
  }

  :root {
    --hero-title-size: clamp(36px, calc(11.25 * var(--page-vw)), 54px);
    --hero-subtitle-size: clamp(18px, calc(5.375 * var(--page-vw)), 24px);
    --hero-body-size: clamp(13.5px, calc(3.625 * var(--page-vw)), 16px);
    --section-title-size: clamp(28px, calc(8 * var(--page-vw)), 40px);
    --section-subtitle-size: clamp(14px, calc(3.75 * var(--page-vw)), 16px);
    --card-title-size: clamp(16px, calc(4.75 * var(--page-vw)), 20px);
    --card-body-size: clamp(13px, calc(3.25 * var(--page-vw)), 14px);
    --detail-title-size: clamp(30px, calc(9 * var(--page-vw)), 40px);
    --detail-body-size: clamp(14px, calc(4 * var(--page-vw)), 17px);
    --button-size: clamp(16px, calc(4.5 * var(--page-vw)), 18px);
  }

  .desktop-only-copy {
    display: none !important;
  }

  .mobile-only-copy {
    display: inline;
  }

  .hero {
    height: calc(267.75 * var(--page-vw));
    background: url("https://web.douxiaobao.com/www_assets_v2/hero-background-mobile.png") center top / 100% 100% no-repeat;
  }

  .topbar {
    top: calc(4 * var(--page-vw));
    left: 5%;
    width: 90%;
    height: clamp(44px, calc(9.5 * var(--page-vw)), 48px);
    padding: 0;
  }

  .topbar.is-floating {
    top: 0;
    left: 0;
    width: 100%;
    height: clamp(54px, calc(12 * var(--page-vw)), 76px);
    padding: 0 5%;
  }

  .topbar-logo {
    width: calc(57.75 * var(--page-vw));
  }

  .nav-button-light {
    display: none;
  }

  .nav-button,
  .nav-button-primary {
    width: clamp(80px, calc(20 * var(--page-vw)), 112px);
    height: clamp(44px, calc(9.5 * var(--page-vw)), 48px);
    padding: 0;
    border-radius: calc(1.5 * var(--page-vw));
    font-size: clamp(14px, calc(4 * var(--page-vw)), 16px);
  }

  .hero-title {
    top: calc(36.875 * var(--page-vw));
    width: 100%;
    font-size: var(--hero-title-size);
    line-height: 1.08;
  }

  .hero-title-dot {
    display: none;
  }

  .hero-title .gradient-text {
    display: block;
    margin-top: calc(4.5 * var(--page-vw));
  }

  .hero-title-mobile {
    display: inline-block;
    white-space: nowrap;
  }

  .hero-title .hero-title-mobile .gradient-text {
    display: inline-block;
    margin-top: 0;
  }

  .hero-subtitle {
    top: calc(52.875 * var(--page-vw));
    width: 100%;
    font-size: var(--hero-subtitle-size);
    line-height: 1.2;
  }

  .hero-description {
    top: calc(68 * var(--page-vw));
    width: calc(90 * var(--page-vw));
    font-size: var(--hero-body-size);
    line-height: 1.9;
  }

  .hero-description-mobile {
    display: inline;
    white-space: nowrap;
  }

  .hero-description-mobile br {
    display: block;
  }

  .hero-download {
    display: flex;
    top: calc(240.5 * var(--page-vw));
    left: 50%;
    width: clamp(168px, calc(52.5 * var(--page-vw)), 210px);
    height: clamp(44px, calc(13 * var(--page-vw)), 52px);
    transform: translateX(-50%);
  }

  .hero-art-app {
    top: calc(94.75 * var(--page-vw));
    left: calc(-8.2 * var(--page-vw));
    width: calc(35.15625 * var(--page-vw));
  }

  .hero-art-mascot {
    z-index: 4;
    top: calc(104.25 * var(--page-vw));
    right: calc(-3.25 * var(--page-vw));
    left: auto;
    width: calc(62.5 * var(--page-vw));
    height: calc(80.027344 * var(--page-vw));
  }

  .hero-art-panel {
    z-index: 5;
    top: calc(140 * var(--page-vw));
    left: 17.75%;
    width: calc(38.25 * var(--page-vw));
    display: block;
  }

  .hero-art-glow {
    top: calc(108.25 * var(--page-vw));
    left: calc(17.75 * var(--page-vw));
    width: calc(76.60709 * var(--page-vw));
  }

  .hero-art-cursor,
  .hero-art-blocks {
    display: none;
  }

  .hero-stats {
    top: calc(177.875 * var(--page-vw));
    bottom: auto;
    left: 4.25%;
    right: 4.25%;
    width: auto;
    height: calc(52.5 * var(--page-vw));
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: calc(2.5 * var(--page-vw)) calc(2.75 * var(--page-vw));
    border-radius: calc(3.75 * var(--page-vw));
  }

  .stat-icon {
    width: clamp(40px, calc(12.5 * var(--page-vw)), 52px);
    height: clamp(40px, calc(12.5 * var(--page-vw)), 52px);
  }

  .stat-icon img {
    width: clamp(20px, calc(6.25 * var(--page-vw)), 26px);
  }

  .stat-copy {
    margin-left: clamp(4px, calc(1.5 * var(--page-vw)), 8px);
  }

  .stat-copy strong {
    font-size: clamp(18px, calc(5.5 * var(--page-vw)), 24px);
  }

  .stat-copy small {
    margin-top: calc(0.4 * var(--page-vw));
    font-size: clamp(12px, calc(3 * var(--page-vw)), 14px);
  }

  .features {
    height: auto;
    padding: calc(12.25 * var(--page-vw)) calc(3.75 * var(--page-vw)) calc(18.25 * var(--page-vw));
  }

  .features-heading {
    position: static;
    transform: none;
  }

  .features-heading h2 {
    gap: calc(1.5 * var(--page-vw));
    font-size: var(--section-title-size);
  }

  .features-heading h2 img {
    width: calc(14.125 * var(--page-vw));
  }

  .features-heading p {
    margin-top: calc(3.25 * var(--page-vw));
    font-size: var(--section-subtitle-size);
    white-space: normal;
  }

  .feature-grid {
    position: static;
    width: 100%;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: calc(2.25 * var(--page-vw));
    margin: calc(9.25 * var(--page-vw)) auto 0;
  }

  .feature-card {
    position: relative;
    isolation: isolate;
    height: calc(57.75 * var(--page-vw));
    padding-top: calc(7.75 * var(--page-vw));
    border: 0;
    border-radius: calc(4.25 * var(--page-vw));
    background: #fff;
  }

  .feature-card::before,
  .feature-card::after {
    content: "";
    position: absolute;
    pointer-events: none;
  }

  .feature-card::before {
    z-index: 0;
    top: 50%;
    left: 50%;
    width: 160%;
    height: 160%;
    background: conic-gradient(
      from 0deg,
      #7367ff 0%,
      #5f94ff 36%,
      #43e1f2 68%,
      #7367ff 100%
    );
    transform: translate(-50%, -50%);
    animation: mobile-feature-border-spin 3.6s linear infinite;
    will-change: transform;
  }

  .feature-card::after {
    z-index: 1;
    inset: calc(0.3 * var(--page-vw));
    border-radius: calc(calc(4.25 * var(--page-vw)) - calc(0.3 * var(--page-vw)));
    background: #fff;
  }

  .feature-card > * {
    position: relative;
    z-index: 2;
  }

  .feature-card:hover {
    transform: none;
  }

  .feature-card.is-tap-reacting {
    animation: mobile-feature-card-tap 320ms cubic-bezier(0.22, 0.75, 0.28, 1);
  }

  @keyframes mobile-feature-border-spin {
    to {
      transform: translate(-50%, -50%) rotate(1turn);
    }
  }

  @keyframes mobile-feature-card-tap {
    0%,
    100% {
      transform: translateY(0);
    }

    45% {
      transform: translateY(calc(-1 * var(--page-vw)));
    }
  }

  .feature-card:nth-child(7) {
    order: 8;
  }

  .feature-card:nth-child(8) {
    order: 7;
  }

  .feature-card:nth-child(1) {
    order: 1;
  }

  .feature-card:nth-child(2) {
    order: 2;
  }

  .feature-card:nth-child(3) {
    order: 3;
  }

  .feature-card:nth-child(4) {
    order: 4;
  }

  .feature-card:nth-child(5) {
    order: 5;
  }

  .feature-card:nth-child(6) {
    order: 6;
  }

  .feature-card:nth-child(9) {
    order: 9;
  }

  .feature-card:nth-child(10) {
    order: 10;
  }

  .feature-card img {
    width: calc(26.875 * var(--page-vw));
  }

  .feature-card h3 {
    margin-top: calc(5.75 * var(--page-vw));
    font-size: var(--card-title-size);
  }

  .feature-card p {
    margin-top: calc(1.75 * var(--page-vw));
    padding: 0;
    font-size: var(--card-body-size);
    line-height: 1.35;
    white-space: normal;
    text-align: center;
  }

  .features-download {
    position: relative;
    top: auto;
    left: auto;
    width: clamp(168px, calc(52.5 * var(--page-vw)), 210px);
    height: clamp(44px, calc(13 * var(--page-vw)), 52px);
    display: flex;
    margin: calc(9.25 * var(--page-vw)) auto 0;
  }

  .details {
    min-height: calc(161 * var(--page-vw));
    height: calc(161 * var(--page-vw));
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 0 calc(12 * var(--page-vw));
    touch-action: pan-y;
    overscroll-behavior-x: contain;
    -webkit-user-select: none;
    user-select: none;
  }

  .details > h2 {
    position: relative;
    z-index: 3;
    top: auto;
    left: auto;
    order: 0;
    font-size: var(--section-title-size);
    line-height: 1;
    text-align: center;
    transform: none;
  }

  .details-glow {
    top: calc(13.75 * var(--page-vw));
    height: calc(147.25 * var(--page-vw));
    background-size: auto 100%;
  }

  .carousel-stage {
    position: relative;
    inset: auto;
    order: 1;
    width: 100%;
    min-height: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: calc(16 * var(--page-vw));
  }

  .detail-copy {
    position: static;
    width: 92%;
    text-align: center;
  }

  .detail-copy h3 {
    font-size: var(--detail-title-size);
    line-height: 1.12;
    white-space: normal;
  }

  .detail-summary {
    margin-top: calc(3.25 * var(--page-vw));
    font-size: var(--detail-body-size);
    line-height: 1.35;
    white-space: normal;
  }

  .detail-points,
  .detail-points.is-grid {
    display: none;
  }

  .detail-screenshot {
    position: static;
    order: 2;
    width: calc(87.5 * var(--page-vw));
    margin-top: calc(6.25 * var(--page-vw));
    filter: drop-shadow(0 calc(0.75 * var(--page-vw)) calc(1.5 * var(--page-vw)) rgba(71, 94, 184, 0.09));
  }

  .pagination {
    position: relative;
    top: auto;
    left: auto;
    order: 2;
    gap: calc(1 * var(--page-vw));
    margin-top: calc(7 * var(--page-vw));
    transform: none;
  }

  .pagination button {
    width: clamp(24px, calc(6.5 * var(--page-vw)), 32px);
    height: clamp(24px, calc(6.5 * var(--page-vw)), 32px);
    min-width: 0;
    min-height: 0;
    font-size: clamp(12px, calc(3 * var(--page-vw)), 14px);
  }

  .carousel-arrow {
    display: none;
  }

  .details-download {
    position: relative;
    top: auto;
    left: auto;
    order: 3;
    width: clamp(168px, calc(52.5 * var(--page-vw)), 210px);
    height: clamp(44px, calc(13 * var(--page-vw)), 52px);
    display: flex;
    margin: calc(14 * var(--page-vw)) auto 0;
  }

  .features-download.details-download {
    display: flex !important;
    margin-top: calc(9.25 * var(--page-vw));
  }

  .brand-band {
    height: calc(148 * var(--page-vw));
  }

  .brand-ripples {
    --brand-ripple-center-y: calc(33.0748 * var(--page-vw) + var(--brand-content-offset-y));
    --brand-ripple-size: calc(150 * var(--page-vw));
  }

  .brand-wave-canvas {
    transform: none;
  }

  .brand-mark {
    --brand-mark-float-up: -3px;
    --brand-mark-float-down: 5px;
    top: calc(21.875 * var(--page-vw) + var(--brand-content-offset-y));
    left: 50%;
    width: calc(27.25 * var(--page-vw));
    transform: translateX(-50%);
  }

  .brand-copy {
    top: calc(58 * var(--page-vw) + var(--brand-content-offset-y));
    width: 92%;
  }

  .brand-title-mobile {
    display: inline-block;
    font-size: clamp(30px, calc(9.5 * var(--page-vw)), 40px);
    line-height: 1.2;
    white-space: nowrap;
  }

  .brand-subtitle-mobile {
    display: block;
    margin: calc(3 * var(--page-vw)) 0 0;
    font-size: clamp(20px, calc(6.25 * var(--page-vw)), 26px);
    line-height: 1.75;
    white-space: normal;
  }

  .brand-download {
    top: calc(96.5 * var(--page-vw) + var(--brand-content-offset-y));
    left: 50%;
    width: clamp(168px, calc(52.5 * var(--page-vw)), 210px);
    height: clamp(44px, calc(13 * var(--page-vw)), 52px);
    transform: translateX(-50%);
  }

  .brand-download:hover {
    transform: translate(-50%, -2px);
  }

  .site-footer {
    min-height: calc(188.5 * var(--page-vw));
    height: auto;
    padding: calc(13.5 * var(--page-vw)) calc(7 * var(--page-vw)) calc(4 * var(--page-vw));
  }

  .footer-inner {
    position: static;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr;
    row-gap: calc(11 * var(--page-vw));
    margin: 0 auto;
  }

  .footer-brand img {
    width: calc(65 * var(--page-vw));
  }

  .footer-brand p {
    margin-top: calc(6 * var(--page-vw));
    font-size: clamp(13px, calc(3.5 * var(--page-vw)), 15px);
    line-height: 1.9;
    white-space: normal;
  }

  .footer-company-link {
    margin-top: calc(2 * var(--page-vw));
    font-size: clamp(13px, calc(3.6 * var(--page-vw)), 15px);
  }

  .site-footer h2 {
    font-size: clamp(18px, calc(5 * var(--page-vw)), 22px);
  }

  .product-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: calc(2 * var(--page-vw)) calc(5 * var(--page-vw));
    margin-top: calc(6 * var(--page-vw));
    font-size: clamp(13px, calc(3.6 * var(--page-vw)), 15px);
  }

  .contact-row {
    gap: calc(4.5 * var(--page-vw));
    margin-top: calc(5 * var(--page-vw));
  }

  .qr-wrap {
    width: calc(29 * var(--page-vw));
    height: calc(29 * var(--page-vw));
    padding: calc(1.25 * var(--page-vw));
    border-radius: calc(1.75 * var(--page-vw));
  }

  .contact-row p {
    margin: 0;
    font-size: clamp(12px, calc(3.4 * var(--page-vw)), 14px);
    line-height: calc(7.5 * var(--page-vw));
  }

  .copyright {
    position: static;
    margin: calc(13 * var(--page-vw)) auto 0;
    font-size: clamp(12px, calc(3 * var(--page-vw)), 13px);
    line-height: 1.5;
    text-align: center;
    transform: none;
    white-space: normal;
  }

  .floating-support {
    display: none;
  }

  .support-modal-backdrop {
    display: none;
  }

  .floating-support-avatar-wrap {
    width: 64px;
    height: 64px;
  }

  .support-speech {
    left: 33px;
    bottom: 64px;
    width: 94px;
    min-height: 60px;
    padding: 7px 8px;
  }

  .support-speech-text {
    font-size: 12px;
  }

  .floating-support p {
    margin: 7px 0 8px;
    font-size: 11px;
  }

  .floating-support-link {
    width: 88px;
    height: 30px;
    font-size: 11px;
  }

  .support-modal {
    right: 156px;
    width: min(360px, calc(calc(100 * var(--page-vw)) - 176px));
  }
}

@media (max-width: 1024px) and (min-aspect-ratio: 4 / 7) {
  .download-modal-backdrop {
    justify-content: flex-start;
  }

  .download-modal,
  .download-modal-close {
    top: 0;
  }
}

@media (max-width: 640px) {
  .support-modal {
    right: 50%;
    width: min(360px, calc(calc(100 * var(--page-vw)) - 32px));
    transform: translate(50%, -50%) scale(0.96);
    transform-origin: center;
  }

  .support-modal-backdrop.is-open .support-modal {
    transform: translate(50%, -50%) scale(1);
  }
}

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

  .gradient-text {
    animation: none !important;
    background-position: 50% 50%;
  }

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