:root:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      --aisitex-ink: #111516;
      --aisitex-ink-soft: #1b2223;
      --aisitex-lime: #c7e36b;
      --aisitex-teal: #54b8a6;
      --aisitex-paper: #f1f2ee;
      --aisitex-panel: #e7e9e6;
      --aisitex-line: #c9cfca;
      --aisitex-text: #1a2121;
      --aisitex-muted: #697371;
      --aisitex-white: #f4f1e8;
      --aisitex-width: 1200px;
    }
*:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      box-sizing: border-box;
    }
html:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      scroll-behavior: smooth;
    }
body:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      margin: 0;
      color: var(--aisitex-text);
      background: var(--aisitex-paper);
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      font-size: 16px;
      line-height: 1.65;
    }
a:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      color: inherit;
      text-decoration: none;
    }
input:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      font: inherit;
    }
.aisitex-shell:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      width: min(calc(100% - 48px), var(--aisitex-width));
      margin-inline: auto;
    }
.aisitex-skip:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      position: absolute;
      left: 16px;
      top: -80px;
      z-index: 20;
      padding: 10px 14px;
      color: var(--aisitex-ink);
      background: var(--aisitex-lime);
      transition: top 160ms ease;
    }
.aisitex-skip:focus:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      top: 16px;
    }
.aisitex-support-hero:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      color: var(--aisitex-white);
      background: var(--aisitex-ink);
      border-bottom: 1px solid rgba(244, 241, 232, .1);
    }
.aisitex-hero-inner:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: grid;
      grid-template-columns: minmax(260px, 360px) minmax(0, 1fr);
      gap: clamp(42px, 8vw, 130px);
      min-height: 394px;
      align-items: center;
      padding-top: 52px;
      padding-bottom: 58px;
    }
.aisitex-eyebrow:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-section-label:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-path-index:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-status-label:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-footer-label:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
      font-size: 11px;
      letter-spacing: .13em;
      text-transform: uppercase;
    }
.aisitex-eyebrow:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: inline-flex;
      align-items: center;
      gap: 9px;
      color: var(--aisitex-lime);
    }
.aisitex-eyebrow:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *))::before {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--aisitex-lime);
      box-shadow: 0 0 0 5px rgba(199, 227, 107, .12);
      content: "";
    }
.aisitex-hero-title:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      max-width: 8em;
      margin: 18px 0 20px;
      color: var(--aisitex-white);
      font-size: clamp(38px, 5vw, 58px);
      font-weight: 800;
      line-height: 1.12;
      letter-spacing: 0;
    }
.aisitex-hero-copy:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      max-width: 31em;
      margin: 0;
      color: #b8c0bc;
      font-size: 16px;
    }
.aisitex-hero-index:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      align-self: stretch;
      display: flex;
      align-items: center;
      padding-left: clamp(0px, 4vw, 64px);
      border-left: 1px solid rgba(244, 241, 232, .16);
    }
.aisitex-index-list:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      width: 100%;
      max-width: 640px;
      margin: 0;
      padding: 0;
      list-style: none;
    }
.aisitex-index-item:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: grid;
      grid-template-columns: 40px minmax(140px, 190px) 1fr;
      gap: 18px;
      align-items: center;
      min-height: 57px;
      border-bottom: 1px solid rgba(244, 241, 232, .13);
    }
.aisitex-index-item:first-child:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      border-top: 1px solid rgba(244, 241, 232, .13);
    }
.aisitex-index-number:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      color: var(--aisitex-teal);
      font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
      font-size: 12px;
    }
.aisitex-index-name:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      color: var(--aisitex-white);
      font-size: 15px;
      font-weight: 700;
    }
.aisitex-index-note:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      color: #8e9a96;
      font-size: 13px;
    }
.aisitex-reading:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      padding: 78px 0 88px;
      background: var(--aisitex-paper);
    }
.aisitex-reading-intro:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      max-width: 720px;
      margin-bottom: 44px;
    }
.aisitex-section-label:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      color: #69827d;
    }
.aisitex-section-title:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      margin: 10px 0 13px;
      color: var(--aisitex-text);
      font-size: clamp(28px, 4vw, 38px);
      font-weight: 800;
      line-height: 1.2;
    }
.aisitex-section-summary:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      max-width: 640px;
      margin: 0;
      color: var(--aisitex-muted);
    }
.aisitex-router:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      margin-bottom: 86px;
    }
.aisitex-router-list:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      border-top: 1px solid var(--aisitex-text);
    }
.aisitex-router-row:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: grid;
      grid-template-columns: minmax(160px, 24%) minmax(0, 1fr) 150px;
      gap: 28px;
      align-items: center;
      min-height: 94px;
      padding: 18px 16px;
      border-bottom: 1px solid var(--aisitex-line);
      transition: background 180ms ease, padding 180ms ease;
    }
.aisitex-router-row:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-router-row:focus-within:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      padding-right: 22px;
      padding-left: 22px;
      background: #e6e9e4;
    }
.aisitex-router-issue:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      color: var(--aisitex-text);
      font-size: 16px;
      font-weight: 800;
    }
.aisitex-router-action:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      margin: 0;
      color: var(--aisitex-muted);
      font-size: 14px;
    }
.aisitex-text-link:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-action-primary:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-action-secondary:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: inline-flex;
      justify-content: center;
      align-items: center;
      min-height: 44px;
      padding: 9px 15px;
      font-size: 13px;
      font-weight: 800;
      transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
    }
.aisitex-text-link:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      color: var(--aisitex-text);
      border: 1px solid var(--aisitex-line);
      background: transparent;
    }
.aisitex-text-link:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-text-link:focus-visible:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      border-color: var(--aisitex-text);
      background: var(--aisitex-white);
    }
.aisitex-path:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      margin-bottom: 84px;
      padding: 36px clamp(20px, 4vw, 52px) 42px;
      background: var(--aisitex-panel);
      border-top: 3px solid var(--aisitex-teal);
    }
.aisitex-path-header:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: flex;
      justify-content: space-between;
      gap: 24px;
      align-items: end;
      margin-bottom: 34px;
    }
.aisitex-path-header .aisitex-section-title:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      margin-bottom: 0;
    }
.aisitex-path-tag:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      color: var(--aisitex-muted);
      font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
      font-size: 12px;
      white-space: nowrap;
    }
.aisitex-path-list:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 0;
      margin: 0;
      padding: 0;
      list-style: none;
    }
.aisitex-path-item:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      position: relative;
      min-height: 144px;
      padding: 0 24px 0 0;
    }
.aisitex-path-item:not(:last-child):not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *))::after {
      position: absolute;
      top: 16px;
      right: 24px;
      width: calc(100% - 68px);
      height: 1px;
      background: var(--aisitex-teal);
      content: "";
    }
.aisitex-path-item:not(:last-child):not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *))::before {
      position: absolute;
      top: 12px;
      right: 24px;
      z-index: 1;
      width: 8px;
      height: 8px;
      border-top: 1px solid var(--aisitex-teal);
      border-right: 1px solid var(--aisitex-teal);
      transform: rotate(45deg);
      content: "";
    }
.aisitex-path-index:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: flex;
      align-items: center;
      gap: 11px;
      color: var(--aisitex-teal);
    }
.aisitex-path-index:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *))::before {
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--aisitex-lime);
      content: "";
    }
.aisitex-path-step:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      margin: 22px 0 8px;
      color: var(--aisitex-text);
      font-size: 18px;
      font-weight: 800;
    }
.aisitex-path-description:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      max-width: 205px;
      margin: 0;
      color: var(--aisitex-muted);
      font-size: 13px;
      line-height: 1.7;
    }
.aisitex-preflight:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: grid;
      grid-template-columns: minmax(210px, .8fr) minmax(0, 1.7fr);
      gap: clamp(30px, 8vw, 120px);
      align-items: start;
      margin-bottom: 86px;
      padding: 36px 0;
      border-top: 1px solid var(--aisitex-text);
      border-bottom: 1px solid var(--aisitex-line);
    }
.aisitex-preflight .aisitex-section-title:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      margin-top: 6px;
      font-size: 28px;
    }
.aisitex-check-list:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 24px;
      margin: 0;
      padding: 0;
      list-style: none;
    }
.aisitex-check-item:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      position: relative;
      padding-left: 20px;
    }
.aisitex-check-item:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *))::before {
      position: absolute;
      top: 9px;
      left: 0;
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--aisitex-teal);
      content: "";
    }
.aisitex-check-label:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: block;
      margin-bottom: 7px;
      color: var(--aisitex-text);
      font-weight: 800;
    }
.aisitex-check-description:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      margin: 0;
      color: var(--aisitex-muted);
      font-size: 13px;
      line-height: 1.7;
    }
.aisitex-account:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      margin-bottom: 86px;
    }
.aisitex-account-layout:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: grid;
      grid-template-columns: minmax(220px, .9fr) minmax(0, 1.6fr);
      gap: 44px;
      padding: 38px 0 0;
      border-top: 1px solid var(--aisitex-text);
    }
.aisitex-account-note:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      margin: 0;
      color: var(--aisitex-muted);
      font-size: 14px;
    }
.aisitex-account-list:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      margin: 0;
      padding: 0;
      list-style: none;
    }
.aisitex-account-item:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: grid;
      grid-template-columns: minmax(150px, .7fr) minmax(0, 1.5fr) 92px;
      gap: 24px;
      align-items: center;
      padding: 17px 0;
      border-bottom: 1px solid var(--aisitex-line);
    }
.aisitex-account-issue:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      font-weight: 800;
    }
.aisitex-account-action:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      margin: 0;
      color: var(--aisitex-muted);
      font-size: 14px;
    }
.aisitex-support-footer:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      padding: 34px 0 38px;
      color: var(--aisitex-white);
      background: var(--aisitex-ink);
    }
.aisitex-footer-inner:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 34px;
    }
.aisitex-footer-title:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      margin: 7px 0 5px;
      font-size: 23px;
      font-weight: 800;
    }
.aisitex-footer-summary:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      margin: 0;
      color: #aab5b1;
      font-size: 14px;
    }
.aisitex-footer-actions:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 10px;
    }
.aisitex-action-primary:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      color: var(--aisitex-ink);
      background: var(--aisitex-lime);
    }
.aisitex-action-primary:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-action-primary:focus-visible:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      background: #d8ef86;
    }
.aisitex-action-secondary:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      color: var(--aisitex-white);
      border: 1px solid rgba(244, 241, 232, .45);
      background: transparent;
    }
.aisitex-action-secondary:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-action-secondary:focus-visible:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      border-color: var(--aisitex-white);
      background: rgba(244, 241, 232, .1);
    }
.aisitex-footer-text-link:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: inline-flex;
      align-items: center;
      min-height: 44px;
      padding: 9px 7px;
      color: #c5cfca;
      font-size: 13px;
      font-weight: 700;
    }
.aisitex-footer-text-link:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-footer-text-link:focus-visible:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      color: var(--aisitex-lime);
    }
.aisitex-site-footer:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      color: #87938f;
      background: var(--aisitex-ink-soft);
      border-top: 1px solid rgba(244, 241, 232, .09);
    }
.aisitex-site-footer-inner:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      display: flex;
      justify-content: space-between;
      gap: 20px;
      padding-top: 19px;
      padding-bottom: 19px;
      font-size: 12px;
    }
.aisitex-site-footer p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      margin: 0;
    }
:focus-visible:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
      outline: 2px solid var(--aisitex-lime);
      outline-offset: 3px;
    }
@media (max-width: 820px) {.aisitex-nav:not([hidden]):not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        display: flex;
      }
.aisitex-hero-inner:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        grid-template-columns: 1fr;
        gap: 35px;
        min-height: auto;
        padding-top: 55px;
      }
.aisitex-hero-index:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        padding: 24px 0 0;
        border-top: 1px solid rgba(244, 241, 232, .16);
        border-left: 0;
      }
.aisitex-index-item:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        grid-template-columns: 34px minmax(125px, 1fr);
        min-height: 54px;
      }
.aisitex-index-note:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        display: none;
      }
.aisitex-router-row:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        grid-template-columns: minmax(145px, .8fr) minmax(0, 1.4fr);
        gap: 14px;
      }
.aisitex-router-row .aisitex-text-link:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        grid-column: 2;
        justify-self: start;
      }
.aisitex-path-list:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        grid-template-columns: repeat(2, minmax(0, 1fr));
        row-gap: 34px;
      }
.aisitex-path-item:nth-child(2):not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *))::after, 
      .aisitex-path-item:nth-child(2):not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *))::before {
        display: none;
      }
.aisitex-preflight:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-account-layout:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        grid-template-columns: 1fr;
        gap: 28px;
      }
.aisitex-check-list:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        gap: 20px;
      }
.aisitex-account-item:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        grid-template-columns: minmax(125px, .7fr) minmax(0, 1.4fr);
      }
.aisitex-account-item .aisitex-text-link:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        grid-column: 2;
        justify-self: start;
      }
.aisitex-footer-inner:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        align-items: flex-start;
        flex-direction: column;
      }
.aisitex-footer-actions:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        justify-content: flex-start;
      }}
@media (max-width: 560px) {.aisitex-shell:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        width: min(calc(100% - 32px), var(--aisitex-width));
      }
.aisitex-hero-inner:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        padding-top: 43px;
        padding-bottom: 42px;
      }
.aisitex-hero-title:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        max-width: none;
        font-size: 38px;
      }
.aisitex-reading:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        padding-top: 55px;
        padding-bottom: 60px;
      }
.aisitex-reading-intro:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        margin-bottom: 32px;
      }
.aisitex-router-row:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        grid-template-columns: 1fr;
        gap: 7px;
        padding: 18px 0;
      }
.aisitex-router-row:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-router-row:focus-within:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        padding-right: 10px;
        padding-left: 10px;
      }
.aisitex-router-row .aisitex-text-link:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        grid-column: auto;
        margin-top: 7px;
      }
.aisitex-path:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        margin-right: -16px;
        margin-left: -16px;
        padding: 28px 16px 32px;
      }
.aisitex-path-header:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        display: block;
        margin-bottom: 28px;
      }
.aisitex-path-tag:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        display: block;
        margin-top: 10px;
      }
.aisitex-path-list:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        grid-template-columns: 1fr;
        row-gap: 0;
      }
.aisitex-path-item:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        min-height: 0;
        padding: 0 0 28px 0;
      }
.aisitex-path-item:not(:last-child):not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *))::after {
        top: 28px;
        right: auto;
        left: 4px;
        width: 1px;
        height: calc(100% - 37px);
      }
.aisitex-path-item:not(:last-child):not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *))::before {
        top: auto;
        right: auto;
        bottom: 20px;
        left: 1px;
        border-top: 0;
        border-right: 1px solid var(--aisitex-teal);
        border-bottom: 1px solid var(--aisitex-teal);
        transform: rotate(45deg);
      }
.aisitex-path-step:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        margin-top: 14px;
      }
.aisitex-path-description:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        max-width: none;
        padding-left: 20px;
      }
.aisitex-preflight:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        margin-bottom: 60px;
        padding: 28px 0;
      }
.aisitex-check-list:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        grid-template-columns: 1fr;
        gap: 18px;
      }
.aisitex-account:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        margin-bottom: 60px;
      }
.aisitex-account-item:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        grid-template-columns: 1fr;
        gap: 5px;
      }
.aisitex-account-item .aisitex-text-link:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        grid-column: auto;
        margin-top: 7px;
      }
.aisitex-footer-actions:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        align-items: stretch;
        flex-direction: column;
        width: 100%;
      }
.aisitex-footer-actions > *:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        justify-content: center;
      }
.aisitex-site-footer-inner:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        display: block;
      }
.aisitex-site-footer p + p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        margin-top: 5px;
      }}
@media (prefers-reduced-motion: reduce) {html:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        scroll-behavior: auto;
      }
*:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), 
      *:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *))::before, 
      *:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *))::after {
        transition-duration: .01ms !important;
      }}

.aisitex-header {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    font-size: 16px;
    line-height: 1.65;
    color: #1a2121;
}

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

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

.aisitex-header a:focus-visible, .aisitex-header button:focus-visible{
      outline: 3px solid #54b8a6;
      outline-offset: 4px;
    }

.aisitex-header .aisitex-shell{
      width: min(1200px, calc(100% - 64px));
      margin-inline: auto;
    }

.aisitex-header{
      position: relative;
      z-index: 2;
      color: #f4f1e8;
      background: #111516;
      border-bottom: 1px solid #394342;
    }

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

.aisitex-header .aisitex-wordmark{
      display: inline-flex;
      align-items: baseline;
      gap: 12px;
      flex: 0 0 auto;
      font-weight: 750;
      font-size: 21px;
      line-height: 1;
    }

.aisitex-header .aisitex-wordmark small{
      color: #9ba6a1;
      font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
      font-size: 10px;
      font-weight: 500;
    }

.aisitex-header .aisitex-nav{
      display: flex;
      align-items: center;
      gap: 30px;
    }

.aisitex-header .aisitex-nav-link{
      position: relative;
      padding: 27px 0 25px;
      color: #c6ceca;
      font-size: 14px;
      transition: color 180ms ease;
    }

.aisitex-header .aisitex-nav-link:hover, .aisitex-header .aisitex-nav-link.active{
      color: #f4f1e8;
    }

.aisitex-header .aisitex-nav-link.active::after{
      position: absolute;
      right: 0;
      bottom: 16px;
      left: 0;
      height: 2px;
      background: #c7e36b;
      content: "";
    }

.aisitex-header .aisitex-menu-toggle{
      display: none;
      width: 42px;
      height: 42px;
      place-items: center;
      color: #f4f1e8;
      background: transparent;
      border: 1px solid #394342;
      border-radius: 3px;
      cursor: pointer;
    }

.aisitex-header .aisitex-menu-toggle span, .aisitex-header .aisitex-menu-toggle span::before, .aisitex-header .aisitex-menu-toggle span::after{
      display: block;
      width: 17px;
      height: 1px;
      background: currentColor;
    }

.aisitex-header .aisitex-menu-toggle span{
      position: relative;
    }

.aisitex-header .aisitex-menu-toggle span::before, .aisitex-header .aisitex-menu-toggle span::after{
      position: absolute;
      left: 0;
      content: "";
    }

.aisitex-header .aisitex-menu-toggle span::before{
      top: -6px;
    }

.aisitex-header .aisitex-menu-toggle span::after{
      top: 6px;
    }

@media (max-width: 900px){.aisitex-header .aisitex-shell{
        width: min(100% - 44px, 1200px);
      }}

@media (max-width: 680px){.aisitex-header .aisitex-shell{
        width: calc(100% - 40px);
      }

.aisitex-header .aisitex-header-inner{
        min-height: 66px;
      }

.aisitex-header .aisitex-menu-toggle{
        display: grid;
      }

.aisitex-header .aisitex-nav{
        position: absolute;
        top: 100%;
        right: 0;
        left: 0;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 5px 20px 13px;
        background: #111516;
        border-bottom: 1px solid #394342;
      }

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

.aisitex-header .aisitex-nav-link{
        padding: 13px 0;
        border-bottom: 1px solid #293130;
      }

.aisitex-header .aisitex-nav-link.active::after{
        top: 50%;
        right: 0;
        bottom: auto;
        left: auto;
        width: 6px;
        height: 6px;
        border-radius: 50%;
        transform: translateY(-50%);
      }}

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

.aisitex-footer {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    font-size: 16px;
    line-height: 1.65;
    color: #1a2121;
}

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

.aisitex-footer .aisitex-shell{
      width: min(1200px, calc(100% - 64px));
      margin-inline: auto;
    }

.aisitex-footer{
      color: #9aa49f;
      background: #111516;
      border-top: 1px solid #394342;
    }

.aisitex-footer .aisitex-footer-inner{
      min-height: 62px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      font-size: 12px;
    }

.aisitex-footer .aisitex-footer-brand{
      color: #dce2dc;
      font-weight: 650;
    }

@media (max-width: 900px){.aisitex-footer .aisitex-shell{
        width: min(100% - 44px, 1200px);
      }}

@media (max-width: 680px){.aisitex-footer .aisitex-shell{
        width: calc(100% - 40px);
      }

.aisitex-footer .aisitex-footer-inner{
        min-height: 58px;
      }}

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