:root:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  --aisitex-bg: #f4f7f5;
  --aisitex-ink: #17232b;
  --aisitex-stage: #101a24;
  --aisitex-primary: #19a98f;
  --aisitex-primary-dark: #128875;
  --aisitex-yellow: #e8b84a;
  --aisitex-border: #d7e1dd;
  --aisitex-soft: #eaf1ee;
  --aisitex-muted: #64736f;
  --aisitex-radius: 7px;
  --aisitex-shadow: 0 18px 46px rgba(16, 26, 36, .13);
}
*:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  box-sizing: border-box;
}
html:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  scroll-behavior: smooth;
}
body:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  margin: 0;
  background: var(--aisitex-bg);
  color: var(--aisitex-ink);
  font-family: Inter, "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 16px;
  line-height: 1.7;
}
body.nav-menu-open:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  overflow: hidden;
}
a:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  color: inherit;
}
.aisitex-shell:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  width: min(1200px, calc(100% - 48px));
  margin: 0 auto;
}
.aisitex-download-main:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  overflow: hidden;
}
.aisitex-download-hero:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  padding: 72px 0 86px;
  background:
    linear-gradient(90deg, rgba(16, 26, 36, .98) 0%, rgba(16, 26, 36, .98) 57%, rgba(16, 26, 36, .92) 100%);
  color: #f7fbf9;
}
.aisitex-download-hero-grid:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(330px, 450px);
  align-items: center;
  gap: clamp(48px, 8vw, 120px);
}
.aisitex-download-copy:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  max-width: 570px;
}
.aisitex-eyebrow:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 19px;
  color: var(--aisitex-yellow);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .1em;
}
.aisitex-eyebrow:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *))::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--aisitex-primary);
  box-shadow: 0 0 0 4px rgba(25, 169, 143, .14);
}
.aisitex-download-title:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  max-width: 520px;
  margin: 0;
  color: #f7fbf9;
  font-size: clamp(38px, 5vw, 64px);
  font-weight: 750;
  letter-spacing: 0;
  line-height: 1.12;
}
.aisitex-download-lead:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  max-width: 520px;
  margin: 24px 0 0;
  color: #b8c7c2;
  font-size: 17px;
  line-height: 1.9;
}
.aisitex-download-actions:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 34px;
}
.aisitex-download-button:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  min-height: 52px;
  padding: 0 22px;
  border: 1px solid var(--aisitex-primary);
  border-radius: var(--aisitex-radius);
  background: var(--aisitex-primary);
  color: #071d19;
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  transition: background .2s ease, border-color .2s ease, transform .2s ease;
}
.aisitex-download-button:hover:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)), .aisitex-download-button:focus-visible:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  border-color: #42c7ac;
  background: #42c7ac;
  transform: translateY(-2px);
}
.aisitex-download-button:disabled:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  cursor: wait;
  opacity: .7;
  transform: none;
}
.aisitex-download-button svg:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  width: 19px;
  height: 19px;
}
.aisitex-guide-link:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  color: #dce8e3;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(220, 232, 227, .45);
}
.aisitex-guide-link:hover:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)), .aisitex-guide-link:focus-visible:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  color: #fff;
  border-color: var(--aisitex-primary);
}
.aisitex-download-status:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 28px;
  margin: 18px 0 0;
  color: #8fa59e;
  font-size: 13px;
}
.aisitex-download-status:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *))::before {
  content: "";
  width: 8px;
  height: 8px;
  border: 1px solid var(--aisitex-yellow);
  border-radius: 50%;
}
.aisitex-download-status.is-processing:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  color: #d9e6e1;
}
.aisitex-download-status.is-processing:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *))::before {
  border-color: var(--aisitex-primary);
  background: var(--aisitex-primary);
  animation: aisitex-status-pulse 1s ease-in-out infinite;
}
.aisitex-download-status.is-success:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  color: #9ce1cd;
}
.aisitex-download-status.is-success:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *))::before {
  border-color: var(--aisitex-primary);
  background: var(--aisitex-primary);
}
.aisitex-hero-note:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  max-width: 530px;
  margin: 37px 0 0;
  padding-top: 17px;
  border-top: 1px solid rgba(215, 225, 221, .2);
  color: #849790;
  font-size: 12px;
}
.aisitex-product-stage:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  position: relative;
  min-height: 545px;
  display: grid;
  place-items: center;
}
.aisitex-product-stage:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *))::before {
  content: "";
  position: absolute;
  inset: 5% 3%;
  border: 1px solid rgba(215, 225, 221, .14);
  background-image:
    linear-gradient(rgba(215, 225, 221, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(215, 225, 221, .06) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}
.aisitex-stage-label:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  position: absolute;
  top: 0;
  right: 0;
  color: #82968f;
  font-size: 11px;
  letter-spacing: .08em;
}
.aisitex-product-image-wrap:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  position: relative;
  z-index: 1;
  width: min(270px, 68%);
  padding: 8px;
  border: 1px solid rgba(215, 225, 221, .35);
  border-radius: 18px;
  background: #0a1118;
  box-shadow: var(--aisitex-shadow);
}
.aisitex-product-image:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  display: block;
  width: 100%;
  height: auto;
  border-radius: 11px;
}
.aisitex-stage-marker:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  position: absolute;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 9px;
  color: #c8d7d2;
  font-size: 11px;
  white-space: nowrap;
}
.aisitex-stage-marker:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *))::before {
  content: "";
  width: 7px;
  height: 7px;
  border: 1px solid var(--aisitex-yellow);
  border-radius: 50%;
  background: var(--aisitex-stage);
}
.aisitex-stage-marker-one:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  top: 27%;
  left: 0;
}
.aisitex-stage-marker-two:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  top: 54%;
  right: 0;
}
.aisitex-stage-marker-three:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  bottom: 13%;
  left: 6%;
}
.aisitex-stage-line:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  position: absolute;
  z-index: 0;
  width: 18%;
  height: 1px;
  background: rgba(232, 184, 74, .65);
}
.aisitex-stage-line-one:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  top: 31%;
  left: 18%;
  transform: rotate(-12deg);
}
.aisitex-stage-line-two:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  top: 58%;
  right: 16%;
  transform: rotate(10deg);
}
.aisitex-section:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  padding: 94px 0;
}
.aisitex-section-heading:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  max-width: 690px;
  margin-bottom: 44px;
}
.aisitex-section-kicker:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  margin: 0 0 10px;
  color: var(--aisitex-primary-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .11em;
}
.aisitex-section-title:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  margin: 0;
  color: var(--aisitex-ink);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 750;
  line-height: 1.22;
}
.aisitex-section-intro:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  max-width: 670px;
  margin: 17px 0 0;
  color: var(--aisitex-muted);
  font-size: 16px;
}
.aisitex-interface-section:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  background: #fff;
}
.aisitex-interface-layout:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 350px);
  align-items: center;
  gap: clamp(48px, 9vw, 135px);
}
.aisitex-interface-points:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  display: grid;
  gap: 0;
  border-top: 1px solid var(--aisitex-border);
}
.aisitex-interface-point:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 18px;
  padding: 25px 0;
  border-bottom: 1px solid var(--aisitex-border);
  transition: background .2s ease, padding .2s ease;
}
.aisitex-interface-point:hover:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)), .aisitex-interface-point:focus-within:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  padding-left: 12px;
  background: var(--aisitex-soft);
}
.aisitex-interface-number:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  color: var(--aisitex-primary-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
}
.aisitex-interface-point h3:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  margin: 0 0 5px;
  font-size: 18px;
  font-weight: 750;
}
.aisitex-interface-point p:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  margin: 0;
  color: var(--aisitex-muted);
  font-size: 14px;
  line-height: 1.75;
}
.aisitex-phone-frame:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  width: min(100%, 290px);
  justify-self: center;
  padding: 8px;
  border: 1px solid #c6d3ce;
  border-radius: 19px;
  background: #18242c;
  box-shadow: 0 12px 32px rgba(16, 26, 36, .12);
}
.aisitex-phone-frame img:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
}
.aisitex-route-section:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  background: var(--aisitex-bg);
}
.aisitex-route-grid:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  display: grid;
  grid-template-columns: minmax(220px, .75fr) minmax(0, 1.25fr);
  gap: clamp(48px, 9vw, 130px);
  align-items: start;
}
.aisitex-route-summary:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  position: sticky;
  top: 24px;
}
.aisitex-route-summary h2:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  max-width: 330px;
}
.aisitex-route-summary p:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  max-width: 330px;
  margin: 17px 0 0;
  color: var(--aisitex-muted);
}
.aisitex-route-list:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  position: relative;
  display: grid;
  gap: 0;
}
.aisitex-route-list:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *))::before {
  content: "";
  position: absolute;
  top: 26px;
  bottom: 26px;
  left: 23px;
  width: 1px;
  background: var(--aisitex-border);
}
.aisitex-route-item:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  position: relative;
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 22px;
  padding: 0 0 36px;
}
.aisitex-route-item:last-child:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  padding-bottom: 0;
}
.aisitex-route-step:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  position: relative;
  z-index: 1;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 1px solid var(--aisitex-primary);
  border-radius: 50%;
  background: var(--aisitex-bg);
  color: var(--aisitex-primary-dark);
  font-size: 12px;
  font-weight: 800;
}
.aisitex-route-content:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  padding: 4px 0 0;
}
.aisitex-route-content h3:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  margin: 0 0 7px;
  font-size: 19px;
  font-weight: 750;
}
.aisitex-route-content p:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  max-width: 580px;
  margin: 0;
  color: var(--aisitex-muted);
  font-size: 15px;
}
.aisitex-route-actions:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 16px;
}
.aisitex-route-actions a:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  color: var(--aisitex-primary-dark);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  border-bottom: 1px solid rgba(18, 136, 117, .45);
}
.aisitex-route-actions a:hover:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)), .aisitex-route-actions a:focus-visible:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  border-color: var(--aisitex-primary-dark);
}
.aisitex-questions-section:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  padding-top: 30px;
  background: #fff;
}
.aisitex-question-list:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  border-top: 1px solid var(--aisitex-border);
}
.aisitex-question:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  border-bottom: 1px solid var(--aisitex-border);
}
.aisitex-question summary:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: 23px 0;
  color: var(--aisitex-ink);
  font-size: 17px;
  font-weight: 750;
  cursor: pointer;
  list-style: none;
}
.aisitex-question summary:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *))::-webkit-details-marker {
  display: none;
}
.aisitex-question summary:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *))::after {
  content: "+";
  flex: 0 0 auto;
  color: var(--aisitex-primary-dark);
  font-size: 25px;
  font-weight: 400;
  line-height: 1;
}
.aisitex-question[open] summary:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *))::after {
  content: "−";
}
.aisitex-question-answer:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  max-width: 760px;
  padding: 0 48px 24px 0;
  color: var(--aisitex-muted);
  font-size: 15px;
}
.aisitex-question-answer p:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  margin: 0;
}
.aisitex-question-links:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  display: flex;
  flex-wrap: wrap;
  gap: 17px;
  margin-top: 12px;
}
.aisitex-question-links a:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  color: var(--aisitex-primary-dark);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}
.aisitex-footer-inner p:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  margin: 0;
}
:focus-visible:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
  outline: 3px solid rgba(25, 169, 143, .45);
  outline-offset: 4px;
}
@keyframes aisitex-status-pulse {
  50% {
    opacity: .35;
    transform: scale(.7);
  }
}
@media (max-width: 860px) {.aisitex-shell:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    width: min(100% - 36px, 720px);
  }
.aisitex-nav[hidden]:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    display: none;
  }
.aisitex-nav.is-open:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    display: grid;
  }
.aisitex-download-hero:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    padding: 55px 0 65px;
  }
.aisitex-download-hero-grid:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)), .aisitex-interface-layout:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)), .aisitex-route-grid:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    grid-template-columns: 1fr;
    gap: 48px;
  }
.aisitex-download-copy:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    max-width: none;
  }
.aisitex-product-stage:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    min-height: 480px;
  }
.aisitex-route-summary:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    position: static;
  }
.aisitex-section:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    padding: 70px 0;
  }}
@media (max-width: 520px) {.aisitex-shell:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    width: min(100% - 28px, 420px);
  }
.aisitex-download-title:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    font-size: 38px;
  }
.aisitex-download-lead:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    font-size: 15px;
  }
.aisitex-download-actions:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    align-items: stretch;
    flex-direction: column;
  }
.aisitex-download-button:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)), .aisitex-guide-link:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    text-align: center;
  }
.aisitex-product-stage:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    min-height: 420px;
  }
.aisitex-stage-marker:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    font-size: 10px;
  }
.aisitex-stage-marker-one:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    left: -3px;
  }
.aisitex-stage-marker-two:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    right: -3px;
  }
.aisitex-stage-line:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    display: none;
  }
.aisitex-section:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    padding: 58px 0;
  }
.aisitex-interface-point:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    grid-template-columns: 32px 1fr;
    gap: 12px;
  }
.aisitex-route-item:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    grid-template-columns: 40px 1fr;
    gap: 16px;
  }
.aisitex-route-list:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *))::before {
    left: 19px;
  }
.aisitex-route-step:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    width: 40px;
    height: 40px;
  }
.aisitex-question summary:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    font-size: 15px;
  }
.aisitex-footer-inner p + p:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)){
    margin-top: 6px;
  }}
@media (prefers-reduced-motion: reduce) {*:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *)), 
  *:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *))::before, 
  *:not(:where(.aisitex-site-header, .aisitex-site-header *, .aisitex-site-footer, .aisitex-site-footer *))::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }}

.aisitex-site-header {
    font-family: Inter, "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: #17232b;
}

.aisitex-site-header, .aisitex-site-header *{
      box-sizing: border-box;
    }

.aisitex-site-header a{
      color: inherit;
      text-decoration: none;
    }

.aisitex-site-header button, .aisitex-site-header a{
      -webkit-tap-highlight-color: transparent;
    }

.aisitex-site-header button{
      font: inherit;
    }

.aisitex-site-header, .aisitex-site-header :focus-visible{
      outline: 3px solid rgba(25, 169, 143, .45);
      outline-offset: 3px;
    }

.aisitex-site-header .aisitex-shell{
      width: min(1180px, calc(100% - 48px));
      margin: 0 auto;
    }

.aisitex-site-header{
      position: relative;
      z-index: 20;
      border-bottom: 1px solid rgba(215, 225, 221, .82);
      background: rgba(244, 247, 245, .96);
    }

.aisitex-site-header .aisitex-header-inner{
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 32px;
    }

.aisitex-site-header .aisitex-wordmark{
      display: inline-flex;
      align-items: center;
      gap: 11px;
      color: #17232b;
      font-weight: 800;
      letter-spacing: 0;
      white-space: nowrap;
    }

.aisitex-site-header .aisitex-wordmark-mark{
      width: 28px;
      height: 28px;
      display: grid;
      place-items: center;
      border: 1px solid #19a98f;
      color: #19a98f;
      font-size: 12px;
      font-weight: 800;
      line-height: 1;
      transform: rotate(45deg);
    }

.aisitex-site-header .aisitex-wordmark-mark span{
      transform: rotate(-45deg);
    }

.aisitex-site-header .aisitex-wordmark-text{
      font-size: 19px;
      line-height: 1;
    }

.aisitex-site-header .aisitex-wordmark-sub{
      margin-left: 2px;
      color: #65736f;
      font-size: 11px;
      font-weight: 500;
      letter-spacing: .08em;
    }

.aisitex-site-header .aisitex-nav{
      display: flex;
      align-items: center;
      gap: 6px;
    }

.aisitex-site-header .aisitex-nav-link{
      position: relative;
      min-height: 42px;
      display: inline-flex;
      align-items: center;
      padding: 0 16px;
      color: #52615d;
      font-size: 14px;
      transition: color .2s ease, background-color .2s ease;
    }

.aisitex-site-header .aisitex-nav-link:hover, .aisitex-site-header .aisitex-nav-link.active{
      color: #17232b;
      background: #eaf1ee;
    }

.aisitex-site-header .aisitex-nav-link.active::after{
      position: absolute;
      right: 16px;
      bottom: 5px;
      left: 16px;
      height: 2px;
      background: #19a98f;
      content: "";
    }

.aisitex-site-header .aisitex-menu-toggle{
      display: none;
      width: 42px;
      height: 42px;
      padding: 0;
      border: 1px solid #d7e1dd;
      border-radius: 7px;
      background: #ffffff;
      color: #17232b;
      cursor: pointer;
    }

.aisitex-site-header .aisitex-menu-toggle svg{
      width: 19px;
      height: 19px;
    }

@media (max-width: 720px){.aisitex-site-header .aisitex-shell{
        width: min(100% - 32px, 560px);
      }

.aisitex-site-header .aisitex-header-inner{
        min-height: 67px;
      }

.aisitex-site-header .aisitex-menu-toggle{
        display: grid;
        place-items: center;
      }

.aisitex-site-header .aisitex-nav{
        position: absolute;
        top: 67px;
        right: 16px;
        left: 16px;
        display: grid;
        gap: 0;
        padding: 7px;
        border: 1px solid #d7e1dd;
        background: #ffffff;
        box-shadow: 0 14px 30px rgba(16, 26, 36, .12);
      }

.aisitex-site-header .aisitex-nav[hidden]{
        display: none;
      }

.aisitex-site-header .aisitex-nav-link{
        min-height: 46px;
        padding: 0 13px;
      }

.aisitex-site-header .aisitex-nav-link.active::after{
        right: 13px;
        bottom: 10px;
        left: auto;
        width: 20px;
      }}

@media (prefers-reduced-motion: reduce){.aisitex-site-header, .aisitex-site-header *, .aisitex-site-header::before, .aisitex-site-header *::before, .aisitex-site-header::after, .aisitex-site-header *::after{
        scroll-behavior: auto !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
      }}

.aisitex-site-footer {
    font-family: Inter, "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: #17232b;
}

.aisitex-site-footer, .aisitex-site-footer *{
      box-sizing: border-box;
    }

.aisitex-site-footer, .aisitex-site-footer :focus-visible{
      outline: 3px solid rgba(25, 169, 143, .45);
      outline-offset: 3px;
    }

.aisitex-site-footer .aisitex-shell{
      width: min(1180px, calc(100% - 48px));
      margin: 0 auto;
    }

.aisitex-site-footer{
      padding: 25px 0;
      background: #101a24;
      color: #8ea19c;
      font-size: 12px;
    }

.aisitex-site-footer .aisitex-footer-inner{
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }

.aisitex-site-footer .aisitex-footer-brand{
      color: #dce8e3;
      font-weight: 700;
    }

@media (max-width: 720px){.aisitex-site-footer .aisitex-shell{
        width: min(100% - 32px, 560px);
      }

.aisitex-site-footer .aisitex-footer-inner{
        align-items: flex-start;
        flex-direction: column;
        gap: 5px;
      }}

@media (prefers-reduced-motion: reduce){.aisitex-site-footer, .aisitex-site-footer *, .aisitex-site-footer::before, .aisitex-site-footer *::before, .aisitex-site-footer::after, .aisitex-site-footer *::after{
        scroll-behavior: auto !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
      }}


/* Unified dark official visual system */
:root {
  color-scheme: dark;
  --aisitex-dark-bg: #0b1118;
  --aisitex-dark-surface: #111a24;
  --aisitex-dark-surface-raised: #172331;
  --aisitex-dark-line: #283544;
  --aisitex-dark-text: #e6edf3;
  --aisitex-dark-muted: #9aa8b7;
  --aisitex-dark-blue: #2563eb;
  --aisitex-dark-blue-hover: #3b82f6;
}
html, body {
  background: var(--aisitex-dark-bg) !important;
  color: var(--aisitex-dark-text) !important;
}
body {
  -webkit-font-smoothing: antialiased;
}
header, footer, nav,
[class*="site-header"], [class*="header-shell"], [class*="nav-shell"], [class*="header-inner"] {
  background-color: #0d141d !important;
  color: var(--aisitex-dark-text) !important;
  border-color: var(--aisitex-dark-line) !important;
}
main, section, article, aside, form, details, fieldset {
  border-color: var(--aisitex-dark-line) !important;
}
[class*="hero"], [class*="section"], [class*="card"], [class*="panel"],
[class*="strip"], [class*="shell"], [class*="route"], [class*="feature"],
[class*="step"], [class*="support"], [class*="content"], [class*="table"],
[class*="choice"], [class*="map"], [class*="result"], [class*="intro"],
[class*="closing"], [class*="next"], [class*="task"], [class*="path"],
[class*="comparison"], [class*="flow"], [class*="evidence"] {
  background-color: var(--aisitex-dark-surface) !important;
  color: var(--aisitex-dark-text) !important;
  border-color: var(--aisitex-dark-line) !important;
}
h1, h2, h3, h4, h5, h6 {
  color: #f5f7fa !important;
}
p, li, label, summary, dt, dd {
  color: #c8d1dc;
}
[class*="muted"], [class*="meta"], [class*="caption"], [class*="description"],
[class*="lead"], [class*="copy"], [class*="eyebrow"], [class*="kicker"], [class*="note"] {
  color: var(--aisitex-dark-muted) !important;
}
a {
  color: #bfdbfe;
}
main a:not([class*="primary"]):not([class*="submit"]):not([class*="cta"]):not([class*="button"]) {
  color: #93c5fd;
}
input, textarea, select {
  background: #0f1720 !important;
  color: #f3f4f6 !important;
  border-color: #334155 !important;
}
input::placeholder, textarea::placeholder {
  color: #718096 !important;
}
a[class*="primary"], button[class*="primary"],
[class*="submit"], [class*="cta"], .aisitex-register-cta {
  background: var(--aisitex-dark-blue) !important;
  color: #ffffff !important;
  border-color: var(--aisitex-dark-blue-hover) !important;
  box-shadow: 0 10px 24px rgba(37, 99, 235, .28) !important;
}
a[class*="primary"]:hover, button[class*="primary"]:hover,
[class*="submit"]:hover, [class*="cta"]:hover, .aisitex-register-cta:hover,
a[class*="primary"]:focus-visible, button[class*="primary"]:focus-visible,
[class*="submit"]:focus-visible, [class*="cta"]:focus-visible, .aisitex-register-cta:focus-visible {
  background: var(--aisitex-dark-blue-hover) !important;
}
a[class*="secondary"], button[class*="secondary"], [class*="ghost"], [class*="quiet"],
[class*="text-link"], [class*="secondary-link"] {
  background: var(--aisitex-dark-surface-raised) !important;
  color: #dbeafe !important;
  border-color: #3a4a5d !important;
}
button:not([class*="toggle"]):not([class*="menu"]):not([class*="nav"]):not([class*="visibility"]) {
  border-color: var(--aisitex-dark-line);
  color: #dbeafe;
}
hr {
  border-color: var(--aisitex-dark-line) !important;
}


/* Prominent registration entry point */
.aisitex-register-cta {
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  min-height: 48px;
  padding: .8rem 1.35rem !important;
  border-radius: 8px;
  background: #2563eb !important;
  border: 1px solid #3b82f6 !important;
  color: #fff !important;
  font-weight: 700;
  box-shadow: 0 10px 24px rgba(37, 99, 235, .28) !important;
  text-decoration: none !important;
}
.aisitex-register-cta:hover,
.aisitex-register-cta:focus-visible {
  background: #3b82f6 !important;
  color: #fff !important;
  transform: translateY(-1px);
}
/* Navigation registration control sizing */
.aisitex-nav .aisitex-nav-register,.aisitex-main-nav .aisitex-nav-register,.aisitex-primary-nav .aisitex-nav-register,.aisitex-primary-menu .aisitex-nav-register{display:inline-flex!important;align-items:center;justify-content:center;min-height:38px!important;padding:7px 13px!important;border-radius:6px!important;font-size:14px!important;line-height:1.2!important;white-space:nowrap}
/* Shared official dark palette and accessible registration controls */
:root{color-scheme:dark;--aisitex-dark-bg:#0b1118;--aisitex-dark-surface:#111a24;--aisitex-dark-raised:#172331;--aisitex-dark-line:#283544;--aisitex-dark-text:#e6edf3;--aisitex-dark-muted:#9aa8b7;--aisitex-dark-blue:#2563eb;--aisitex-dark-blue-hover:#3b82f6}
html,body{background:#0b1118!important;color:#e6edf3!important}
header,footer,nav,[class*="site-header"],[class*="nav-shell"],[class*="header-shell"],[class*="header-inner"]{background:#0d141d!important;color:#e6edf3!important;border-color:#283544!important}
main,section,article,aside,form,details,fieldset,[class*="hero"],[class*="section"],[class*="card"],[class*="panel"],[class*="strip"],[class*="route"],[class*="feature"],[class*="step"],[class*="support"],[class*="content"],[class*="choice"],[class*="map"],[class*="result"],[class*="intro"],[class*="closing"],[class*="next"],[class*="task"],[class*="path"],[class*="comparison"],[class*="flow"],[class*="evidence"],[class*="frame"],[class*="visual"],[class*="shot"]{background-color:#111a24!important;color:#e6edf3!important;border-color:#283544!important}
h1,h2,h3,h4,h5,h6{color:#f5f7fa!important}p,li,label,summary,dt,dd{color:#c8d1dc}[class*="muted"],[class*="description"],[class*="lead"],[class*="copy"],[class*="note"],[class*="caption"]{color:#9aa8b7!important}
input,textarea,select{background:#0f1720!important;color:#f3f4f6!important;border-color:#334155!important}input::placeholder,textarea::placeholder{color:#718096!important}
a[class*="primary"],button[class*="primary"],[class*="submit"],[class*="cta"],.aisitex-register-cta{background:#2563eb!important;color:#fff!important;border-color:#3b82f6!important;box-shadow:0 10px 24px #2563eb47!important}
a[class*="primary"]:hover,button[class*="primary"]:hover,[class*="submit"]:hover,[class*="cta"]:hover,.aisitex-register-cta:hover{background:#3b82f6!important}
a[class*="secondary"],button[class*="secondary"],[class*="ghost"],[class*="quiet"],[class*="text-link"],[class*="secondary-link"]{background:#172331!important;color:#dbeafe!important;border-color:#3a4a5d!important}
.aisitex-nav-register{display:inline-flex!important;align-items:center;justify-content:center;min-height:38px!important;padding:7px 13px!important;border-radius:6px!important;font-size:14px!important;line-height:1.2!important;white-space:nowrap;color:#dbeafe!important;background:#172331!important;border:1px solid #3a4a5d}.aisitex-nav-register:hover,.aisitex-nav-register.active{background:#2563eb!important;color:#fff!important}
.aisitex-register-cta{display:inline-flex!important;align-items:center;justify-content:center;min-height:48px;padding:12px 22px!important;border-radius:7px;font-weight:750;text-decoration:none!important}