* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  overflow-x: hidden;
  color: #0b1736;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  background: #dfeaf8;
}
a {
  text-decoration: none;
  color: inherit;
}
main {
  display: flow-root;
  background:
    radial-gradient(ellipse at 18% 96%, rgba(136, 185, 237, 0.28), rgba(255, 255, 255, 0) 36%),
    radial-gradient(ellipse at 82% 98%, rgba(84, 177, 218, 0.18), rgba(255, 255, 255, 0) 34%),
    linear-gradient(180deg, #fff 0%, #fff 58%, #f1f6fb 74%, #e3ecf7 88%, #dfeaf8 100%);
}
.site-header {
  height: 60px;
  background: transparent;
  box-shadow: none;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 5;
}
.nav-inner {
  width: min(1030px, calc(100% - 40px));
  height: 60px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #0b1736;
  font-family: "Arial Black", "Microsoft YaHei UI", "Microsoft YaHei", SimHei, sans-serif;
  font-size: 24px;
  font-weight: 900;
  line-height: 1;
  white-space: nowrap;
}
.brand > img {
  width: 42px;
  height: 42px;
  display: block;
  object-fit: contain;
}
.brand-name {
  display: inline-flex;
  align-items: center;
  gap: 3px;
}
.brand-wordmark {
  display: block;
  width: auto;
  height: 24px;
  object-fit: contain;
}
.deep-blue {
  color: #2d91ff;
  background: linear-gradient(90deg, #229fff 0%, #337fff 58%, #536fff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.nav-download,
.download {
  background: linear-gradient(135deg, #1261e6 0%, #0c8ee8 54%, #19c0cb 100%);
  color: #fff;
  box-shadow: 0 15px 30px rgba(12, 96, 185, 0.28);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}
.nav-download {
  width: 136px;
  height: 44px;
  margin-left: auto;
  border-radius: 8px;
  font-size: 17px;
}
.nav-download:hover,
.download:hover {
  background: linear-gradient(135deg, #0e56cf 0%, #087fd5 54%, #12aeba 100%);
  box-shadow: 0 18px 34px rgba(12, 96, 185, 0.34);
}
.hero .download,
.hero .download:hover {
  background: linear-gradient(135deg, #1472f2 0%, #0b82f4 56%, #129fe0 100%);
  box-shadow: 0 15px 30px rgba(12, 96, 185, 0.28);
}
.hero .download {
  width: 360px;
  height: 86px;
  border-radius: 16px;
  gap: 20px;
  font-size: 34px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 14px 24px rgba(9, 109, 220, 0.24), inset 0 0 0 2px rgba(255, 255, 255, 0.2);
}
.hero .download:after {
  content: "";
  position: absolute;
  inset: -45% auto -45% -40%;
  width: 28%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.72), transparent);
  transform: skewX(-24deg) translateX(-420%);
  animation: hero-download-shine 5.5s ease-in-out infinite;
  pointer-events: none;
}
.hero .download > * {
  position: relative;
  z-index: 1;
}
@keyframes hero-download-shine {
  0%,
  20% {
    transform: skewX(-24deg) translateX(-420%);
  }
  75%,
  100% {
    transform: skewX(-24deg) translateX(620%);
  }
}
.cta .download,
.cta .download:hover {
  background: linear-gradient(135deg, #1472f2 0%, #0b82f4 56%, #129fe0 100%);
  box-shadow: 0 15px 30px rgba(12, 96, 185, 0.28);
}
.cta .download {
  width: 360px;
  height: 86px;
  border-radius: 16px;
  gap: 20px;
  font-size: 34px;
  box-shadow: 0 14px 24px rgba(9, 109, 220, 0.24), inset 0 0 0 2px rgba(255, 255, 255, 0.2);
}
.hero {
  position: relative;
  min-height: 720px;
  overflow: hidden;
  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0) 0%,
      rgba(255, 255, 255, 0) 70%,
      rgba(245, 250, 255, 0.48) 88%,
      #fff 100%
    ),
    url("../images/banner-bg-custom.jpg") center top/cover no-repeat;
}
.hero:after {
  content: "";
  position: absolute;
  z-index: 0;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 210px;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0),
    rgba(255, 255, 255, 0.55) 56%,
    #fff 100%
  );
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 2;
  width: min(1030px, calc(100% - 40px));
  margin: auto;
  text-align: center;
  padding: 148px 0 0;
}
h1 {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 0 0 34px;
  color: #0b1736;
  font-family: "Arial Black", "Microsoft YaHei UI", "Microsoft YaHei", SimHei, sans-serif;
  font-size: 86px;
  line-height: 1.08;
  letter-spacing: 0;
  font-weight: 800;
}
.hero-title-logo {
  display: block;
  width: auto;
  height: 82px;
  flex: 0 0 auto;
  object-fit: contain;
}
h1 .brand-blue {
  color: #1768e8;
  display: inline-flex;
  align-items: center;
}
.title-logo {
  display: block;
  width: auto;
  height: 82px;
}
h1 .title-text {
  color: #0b1736;
  font-family: "Arial Black", "Microsoft YaHei UI", "Microsoft YaHei", SimHei, sans-serif;
  font-size: 76px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: 2px;
}
.title-bubble {
  position: absolute;
  right: -90px;
  top: -62px;
  width: 150px;
  height: 56px;
  background: #e8f1ff;
  clip-path: path("M 16 0 H 124 Q 150 0 150 23 Q 150 46 124 46 H 40 L 22 56 L 26 46 H 16 Q 0 46 0 30 V 16 Q 0 0 16 0 Z");
  box-shadow: 0 6px 14px rgba(90, 150, 242, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.6);
  color: #5c7da9;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 10px 10px;
  font-size: 16px;
  line-height: 1;
  font-weight: 400;
  text-shadow: none;
  white-space: nowrap;
  pointer-events: none;
}
.title-bubble:before {
  content: none;
}
.hero-subtitle {
  margin: 0 auto 34px;
  max-width: 1080px;
  color: #152445;
  font-size: 20px;
  line-height: 1.72;
}
.hero-subtitle strong,
.hero-subtitle span {
  display: block;
}
.hero-subtitle strong {
  margin-bottom: 10px;
  color: #31405f;
  font-size: 24px;
  font-weight: 400;
}
.hero-subtitle > span {
  color: #31405f;
  white-space: nowrap;
}
.hero-subtitle .subtitle-tail,
.hero-subtitle .subtitle-desc {
  display: inline;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  color: #31405f;
  font-size: 22px;
  font-weight: 400;
  line-height: 1.72;
  letter-spacing: 0;
}
.hero-subtitle .subtitle-product {
  display: inline;
  color: #1768e8;
  font-weight: 700;
  letter-spacing: 0.2px;
}
.download {
  width: 300px;
  height: 76px;
  border-radius: 12px;
  font-size: 30px;
  gap: 16px;
}
.win-logo {
  width: 31px;
  height: 31px;
  background:
    linear-gradient(#fff 0 0) left top/14px 14px no-repeat,
    linear-gradient(#fff 0 0) right top/14px 14px no-repeat,
    linear-gradient(#fff 0 0) left bottom/14px 14px no-repeat,
    linear-gradient(#fff 0 0) right bottom/14px 14px no-repeat;
  transform: perspective(80px) rotateY(-10deg);
}
.hero .win-logo {
  width: 44px;
  height: 44px;
  background:
    linear-gradient(#fff 0 0) left top/20px 20px no-repeat,
    linear-gradient(#fff 0 0) right top/20px 20px no-repeat,
    linear-gradient(#fff 0 0) left bottom/20px 20px no-repeat,
    linear-gradient(#fff 0 0) right bottom/20px 20px no-repeat;
}
.cta .win-logo {
  width: 44px;
  height: 44px;
  background:
    linear-gradient(#fff 0 0) left top/20px 20px no-repeat,
    linear-gradient(#fff 0 0) right top/20px 20px no-repeat,
    linear-gradient(#fff 0 0) left bottom/20px 20px no-repeat,
    linear-gradient(#fff 0 0) right bottom/20px 20px no-repeat;
}
.download small {
  font-size: 14px;
}
.install-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: fit-content;
  margin: 32px auto 0;
  color: #374151;
  font-size: 18px;
  font-weight: 400;
  line-height: 24px;
}
.shield-small {
  width: 20px;
  height: 22px;
  flex: 0 0 auto;
  background: url("../images/install-note-shield.png") center / contain no-repeat;
}
.shield-small:after {
  content: none;
}
.tags {
  width: min(860px, 100%);
  min-height: 42px;
  margin: -8px auto 36px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 36px;
  color: #374151;
  font-size: 16px;
  font-weight: 400;
}
.tags span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.tags span:before {
  content: "";
  width: 18px;
  height: 18px;
  background: url("../images/tag-check-icon.png") center / contain no-repeat;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}
.steps {
  margin: 50px auto 0;
  width: min(980px, 100%);
  min-height: 92px;
  padding: 22px 28px;
  border: 1px solid rgba(74, 144, 245, 0.28);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.52);
  box-shadow: 0 12px 28px rgba(58, 109, 188, 0.08);
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto 1fr;
  gap: 22px;
  align-items: center;
  text-align: left;
  position: relative;
  z-index: 4;
}
.steps h2 {
  margin: 0;
  color: #0b1736;
  font-size: 22px;
  font-weight: 400;
  line-height: 1.2;
  white-space: nowrap;
}
.steps i {
  width: 16px;
  height: 16px;
  border-right: 5px solid rgba(58, 132, 235, 0.5);
  border-top: 5px solid rgba(58, 132, 235, 0.5);
  transform: rotate(45deg);
}
.step-item {
  display: grid;
  grid-template-columns: 58px auto;
  gap: 14px;
  align-items: center;
  min-width: 0;
}
.step-icon {
  position: relative;
  width: 58px;
  height: 58px;
  border-radius: 8px;
  border: 1px solid rgba(34, 127, 255, 0.24);
  background-color: rgba(255, 255, 255, 0.72);
  background-position: center;
  background-repeat: no-repeat;
  background-size: 40px 40px;
  box-shadow: 0 10px 18px rgba(13, 105, 231, 0.12);
}
.step-download {
  background-image: url("../images/step-1-icon.png");
}
.step-install {
  background-image: url("../images/step-2-icon.png");
}
.step-open {
  background-image: url("../images/step-3-icon.png");
}
.step-item h3 {
  margin: 0 0 8px;
  color: #0b1736;
  font-size: 16px;
  line-height: 1.2;
}
.step-item p {
  margin: 0;
  color: #314568;
  font-size: 13px;
  line-height: 1.4;
  white-space: nowrap;
}
.screen-section {
  position: relative;
  z-index: 2;
  width: min(1180px, calc(100% - 40px));
  margin: 14px auto 0;
  padding-top: 0;
  padding-bottom: 46px;
}
.screen-section:before {
  content: "";
  position: absolute;
  z-index: -1;
  left: 50%;
  top: 104px;
  width: 100vw;
  height: 300px;
  transform: translateX(-50%);
  background: linear-gradient(
    180deg,
    rgba(232, 244, 255, 0) 0%,
    rgba(224, 240, 255, 0.44) 28%,
    rgba(248, 252, 255, 0.82) 62%,
    #fff 100%
  );
  pointer-events: none;
}
.screen-section:after {
  content: "";
  position: absolute;
  z-index: -1;
  left: 50%;
  top: 110px;
  width: min(1120px, 100vw);
  height: 260px;
  transform: translateX(-50%);
  background: radial-gradient(
    ellipse at center,
    rgba(20, 126, 210, 0.12),
    rgba(255, 255, 255, 0) 68%
  );
  pointer-events: none;
}
.software-shot {
  position: relative;
  width: min(980px, 100%);
  margin: 0 auto;
}
.software-visual {
  display: block;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 28px 42px rgba(4, 19, 58, 0.16));
}
.software-shot-logo {
  position: absolute;
  left: 11.65%;
  top: 7.35%;
  width: clamp(24px, 3.05%, 30px);
  aspect-ratio: 1;
  object-fit: contain;
  background: #fff;
  border-radius: 6px;
}
.laptop {
  width: min(720px, 100%);
  margin: auto;
  padding: 24px 18px 16px;
  border: 11px solid #151922;
  border-bottom: 19px solid #262b34;
  border-radius: 26px 26px 14px 14px;
  background: #f5f9ff;
  box-shadow: 0 28px 50px rgba(4, 19, 58, 0.18);
  position: relative;
}
.laptop:after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -34px;
  width: 104%;
  height: 20px;
  transform: translateX(-50%);
  border-radius: 0 0 50% 50%;
  background: linear-gradient(90deg, #76808b, #ecf0f6 18% 82%, #76808b);
}
.notch {
  position: absolute;
  left: 50%;
  top: -11px;
  width: 118px;
  height: 17px;
  transform: translateX(-50%);
  background: #151922;
  border-radius: 0 0 10px 10px;
}
.app {
  display: grid;
  grid-template-columns: 128px 1fr;
  min-height: 386px;
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
}
.app aside {
  background: #f2f7ff;
  padding: 18px 14px;
}
.app h3 {
  margin: 0 0 22px;
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.app h3 img,
.hello img {
  width: 30px;
}
.app aside span {
  display: block;
  padding: 11px 9px;
  color: #667792;
  font-size: 13px;
  border-radius: 8px;
}
.app aside .active {
  color: #1768e8;
  background: #e7f0ff;
}
.app article {
  position: relative;
  padding: 24px;
}
.dots {
  position: absolute;
  right: 16px;
  top: 14px;
  display: flex;
  gap: 12px;
}
.dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #a8b6cc;
}
.hello {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 14px;
  border-radius: 12px;
  background: #f7fbff;
}
.hello h2 {
  margin: 0 0 6px;
  font-size: 18px;
}
.hello p,
.panels p,
.bubble p {
  margin: 0;
  color: #667590;
  font-size: 13px;
  line-height: 1.7;
}
.panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 18px 0;
}
.panels div {
  border: 1px solid #e8eef8;
  border-radius: 12px;
  padding: 14px;
}
.panels h4 {
  margin: 0 0 10px;
}
.panels p {
  margin-top: 9px;
  padding: 7px 10px;
  background: #f8fbff;
  border-radius: 8px;
}
.input {
  height: 50px;
  border: 1px solid #e4edf9;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  color: #91a0b8;
  font-size: 13px;
}
.input strong {
  color: #1768e8;
}
.bubble {
  width: min(580px, calc(100% - 40px));
  min-height: 105px;
  margin: -54px auto 0;
  padding: 22px;
  display: flex;
  gap: 18px;
  align-items: center;
  border: 1px solid rgba(18, 113, 204, 0.1);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 18px 55px rgba(15, 92, 171, 0.14);
  position: relative;
  z-index: 2;
}
.bubble img {
  width: 56px;
}
.bubble b {
  display: inline-flex;
  margin-bottom: 8px;
  padding: 12px 18px;
  border-radius: 10px;
  background: linear-gradient(135deg, #1261e6, #19b7cc);
  color: #fff;
}
.features {
  width: min(1040px, calc(100% - 40px));
  margin: auto;
  position: relative;
  z-index: 3;
}
.features h2,
.faq h2 {
  text-align: center;
  font-size: 30px;
  margin: 0 0 24px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.grid article {
  min-height: 112px;
  padding: 22px 24px 22px 100px;
  border: 1px solid rgba(18, 113, 204, 0.12);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 14px 36px rgba(16, 92, 166, 0.06);
  position: relative;
}
.grid b {
  position: absolute;
  left: 24px;
  top: 22px;
  width: 66px;
  height: 66px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.grid b img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
.grid h3 {
  margin: 4px 0 8px;
  font-size: 19px;
}
.grid p {
  margin: 0;
  color: #5f6e8a;
  font-size: 14px;
  line-height: 1.7;
}
.cta {
  width: min(1040px, calc(100% - 40px));
  margin: 48px auto 38px;
  padding: 36px 70px;
  border-radius: 18px;
  border: 1px solid #e8eef8;
  background:
    radial-gradient(ellipse at 84% 22%, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0) 38%),
    radial-gradient(ellipse at 72% 96%, rgba(210, 232, 246, 0.5), rgba(255, 255, 255, 0) 44%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(239, 246, 251, 0.9) 100%);
  display: grid;
  grid-template-columns: 1fr 240px;
  align-items: center;
  box-shadow: 0 18px 55px rgba(18, 42, 83, 0.08);
}
.cta > div {
  width: 360px;
  text-align: center;
}
.cta h2 {
  font-size: 34px;
  margin: 0 0 8px;
}
.cta-title-logo {
  display: inline-block;
  width: auto;
  height: 0.95em;
  margin: 0 1px;
  vertical-align: -0.12em;
  object-fit: contain;
  animation: none;
}
.cta-brand {
  color: #1768e8;
}
.cta p {
  color: #5f6e8a;
  font-size: 17px;
}
.cta > img {
  width: 150px;
  justify-self: center;
  animation: cta-logo-float 2.4s ease-in-out infinite;
}
@keyframes cta-logo-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-14px);
  }
}
.faq {
  width: min(800px, calc(100% - 40px));
  margin: 0 auto 46px;
  text-align: center;
}
.faq p {
  padding: 18px 22px;
  border: 1px solid rgba(18, 113, 204, 0.12);
  border-radius: 10px;
  color: #5f6e8a;
  background: #fff;
}
.site-footer {
  padding: 22px 20px 28px;
  text-align: center;
  color: #6b7892;
  font-size: 14px;
  line-height: 1.8;
  background: #dfeaf8;
}
.site-footer p {
  margin: 0;
}
@media (max-width: 860px) {
  .nav-inner {
    gap: 18px;
  }
  .brand {
    font-size: 21px;
  }
  .brand > img {
    width: 38px;
    height: 38px;
  }
  .brand-wordmark {
    height: 21px;
  }
  nav {
    display: none;
  }
  .nav-download {
    margin-left: auto;
  }
  .hero {
    min-height: 520px;
  }
  .hero-inner {
    padding-top: 92px;
  }
  h1 {
    font-size: 50px;
  }
  .hero-title-logo {
    height: 48px;
  }
  .title-logo {
    height: 48px;
  }
  h1 .title-text {
    font-size: 46px;
  }
  .title-bubble {
    right: -72px;
    top: -48px;
    width: 112px;
    height: 46px;
    padding: 0 7px 10px;
    clip-path: path("M 13 0 H 92 Q 112 0 112 17 Q 112 34 92 34 H 31 L 17 46 L 20 34 H 13 Q 0 34 0 22 V 13 Q 0 0 13 0 Z");
    font-size: 14px;
  }
  .hero-subtitle {
    white-space: normal;
  }
  .pill {
    height: auto;
    min-height: 38px;
    padding: 9px 18px;
  }
  .tags {
    height: auto;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    padding: 12px;
  }
  .steps {
    grid-template-columns: 1fr;
    padding: 20px;
    margin-top: 82px;
  }
  .steps i {
    display: none;
  }
  .screen-section {
    margin: -56px auto 0;
    padding-top: 38px;
  }
  .app {
    grid-template-columns: 1fr;
  }
  .app aside {
    display: none;
  }
  .panels,
  .grid,
  .cta {
    grid-template-columns: 1fr;
  }
  .bubble {
    align-items: flex-start;
  }
  .cta {
    text-align: center;
    padding: 30px 24px;
  }
  .cta > div {
    width: min(360px, 100%);
    margin: 0 auto;
  }
  .cta > img {
    width: 160px;
  }
  .download {
    width: min(318px, 100%);
  }
}
@media (max-width: 520px) {
  .site-header {
    height: 56px;
  }
  .nav-inner {
    height: 56px;
    width: calc(100% - 28px);
  }
  .nav-download {
    display: none;
  }
  h1 {
    font-size: 44px;
  }
  .hero-title-logo {
    height: 42px;
  }
  .title-logo {
    height: 42px;
  }
  h1 .title-text {
    font-size: 40px;
  }
  .title-bubble {
    right: -69px;
    top: -44px;
    width: 106px;
    height: 46px;
    padding: 0 7px 12px;
    clip-path: path("M 13 0 H 86 Q 106 0 106 17 Q 106 34 86 34 H 31 L 17 46 L 20 34 H 13 Q 0 34 0 22 V 13 Q 0 0 13 0 Z");
    font-size: 13px;
  }
  h1 strong {
    display: block;
  }
  .pill {
    width: 100%;
    font-size: 14px;
  }
  .tags {
    gap: 6px 12px;
    font-size: 12px;
  }
  .download {
    width: min(300px, 100%);
    font-size: 20px;
  }
  .laptop {
    border-width: 8px;
    border-bottom-width: 14px;
    padding: 12px;
  }
  .hello,
  .bubble {
    flex-direction: column;
  }
  .grid article {
    padding: 18px 18px 18px 88px;
  }
  .grid b {
    left: 18px;
    top: 18px;
    width: 58px;
    height: 58px;
  }
  .features h2,
  .faq h2,
  .cta h2 {
    font-size: 24px;
  }
}