:root {
      color-scheme: light;
      --aisitex-paper: #f5f3ee;
      --aisitex-ink: #202421;
      --aisitex-muted: #5e6661;
      --aisitex-line: #d6d8d2;
      --aisitex-orange: #e64d24;
      --aisitex-teal: #157c78;
      --aisitex-white: #fffefa;
    }

    * { box-sizing: border-box; }

    html {
      scroll-behavior: smooth;
      background: var(--aisitex-paper);
    }

    body {
      margin: 0;
      color: var(--aisitex-ink);
      background: var(--aisitex-paper);
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      font-size: 16px;
      line-height: 1.7;
    }

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

    a:focus-visible {
      outline: 3px solid var(--aisitex-teal);
      outline-offset: 4px;
    }

    .aisitex-shell {
      width: min(1240px, calc(100% - 64px));
      margin-inline: auto;
    }

    .aisitex-topline {
      min-height: 42px;
      color: white;
      #background: var(--aisitex-orange);
      font-size: 13px;
    }

    .aisitex-topline-inner {
      min-height: inherit;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
    }

    .aisitex-topline-label {
      font-weight: 700;
    }

    .aisitex-topline-note {
      opacity: .92;
    }

    .aisitex-header {
      border-bottom: 1px solid var(--aisitex-line);
      background: var(--aisitex-paper);
    }

    .aisitex-header-inner {
      min-height: 78px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

    .aisitex-wordmark {
      font-size: 23px;
      line-height: 1;
      font-weight: 800;
      white-space: nowrap;
    }

    .aisitex-wordmark span {
      color: var(--aisitex-orange);
    }

    .aisitex-nav {
      display: flex;
      align-items: center;
      gap: 32px;
    }

    .aisitex-nav-link {
      position: relative;
      padding: 10px 0;
      color: #4d5550;
      font-size: 14px;
      font-weight: 600;
      transition: color .18s ease;
    }

    .aisitex-nav-link:hover,
    .aisitex-nav-link.active {
      color: var(--aisitex-orange);
    }

    .aisitex-nav-link.active::after {
      position: absolute;
      right: 0;
      bottom: 2px;
      left: 0;
      height: 2px;
      background: var(--aisitex-orange);
      content: "";
    }

    .aisitex-menu-toggle {
      display: none;
      width: 42px;
      height: 42px;
      align-items: center;
      justify-content: center;
      border: 1px solid var(--aisitex-line);
      color: var(--aisitex-ink);
      background: transparent;
      cursor: pointer;
    }

    .aisitex-menu-toggle svg {
      width: 20px;
      height: 20px;
    }

    .aisitex-hero {
      padding: 44px 0 74px;
    }

    .aisitex-hero-grid {
      display: grid;
      grid-template-columns: minmax(300px, .78fr) minmax(0, 1.22fr);
      align-items: center;
      gap: clamp(32px, 6vw, 88px);
    }

    .aisitex-hero-copy {
      position: relative;
      z-index: 1;
      padding-left: clamp(0px, 2vw, 24px);
      animation: aisitex-rise-in .65s ease-out both;
    }

    .aisitex-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      margin-bottom: 19px;
      color: var(--aisitex-teal);
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 0;
    }

    .aisitex-eyebrow::before {
      width: 22px;
      height: 2px;
      background: currentColor;
      content: "";
    }

    .aisitex-h1 {
      max-width: 510px;
      margin: 0;
      font-size: clamp(34px, 4.1vw, 54px);
      font-weight: 800;
      line-height: 1.2;
    }

    .aisitex-hero-lead {
      max-width: 440px;
      margin: 22px 0 0;
      color: var(--aisitex-muted);
      font-size: 16px;
      line-height: 1.9;
    }

    .aisitex-hero-actions {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 20px;
      margin-top: 30px;
    }

    .aisitex-primary-link {
      display: inline-flex;
      min-height: 50px;
      align-items: center;
      justify-content: center;
      gap: 14px;
      padding: 0 19px;
      color: white;
      background: var(--aisitex-orange);
      font-size: 14px;
      font-weight: 700;
      transition: background .18s ease, transform .18s ease;
    }

    .aisitex-primary-link:hover {
      transform: translateY(-2px);
      background: #c83c19;
    }

    .aisitex-primary-link svg,
    .aisitex-text-link svg {
      width: 17px;
      height: 17px;
      flex: 0 0 auto;
    }

    .aisitex-text-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--aisitex-ink);
      font-size: 14px;
      font-weight: 700;
    }

    .aisitex-text-link:hover {
      color: var(--aisitex-teal);
    }

    .aisitex-hero-visual {
      min-width: 0;
      margin-right: calc((min(1240px, 100vw - 64px) - 100%) / -2);
      animation: aisitex-visual-in .7s .08s ease-out both;
    }

    .aisitex-hero-visual img {
      display: block;
      width: 100%;
      height: auto;
    }

    .aisitex-hero-caption {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      margin: 10px 0 0;
      padding-right: 24px;
      color: var(--aisitex-muted);
      font-size: 11px;
    }

    .aisitex-signal {
      border-top: 1px solid var(--aisitex-line);
      border-bottom: 1px solid var(--aisitex-line);
      #background: #eeece6;
    }

    .aisitex-signal-inner {
      display: grid;
      grid-template-columns: 1.1fr 1fr 1fr;
      min-height: 94px;
      align-items: center;
    }

    .aisitex-signal-intro {
      padding-right: 24px;
      font-size: 14px;
      font-weight: 700;
    }

    .aisitex-signal-item {
      min-height: 46px;
      display: flex;
      align-items: center;
      gap: 13px;
      padding: 8px 22px;
      border-left: 1px solid #c9cbc5;
      color: var(--aisitex-muted);
      font-size: 13px;
    }

    .aisitex-signal-item strong {
      color: var(--aisitex-ink);
      font-size: 14px;
    }

    .aisitex-signal-index {
      color: var(--aisitex-orange);
      font-size: 12px;
      font-weight: 800;
    }

    .aisitex-scenarios {
      padding: 100px 0 92px;
    }

    .aisitex-section-heading {
      display: grid;
      grid-template-columns: minmax(230px, .8fr) minmax(280px, 1.2fr);
      align-items: end;
      gap: 32px;
      margin-bottom: 48px;
    }

    .aisitex-section-kicker {
      margin: 0 0 11px;
      color: var(--aisitex-teal);
      font-size: 12px;
      font-weight: 700;
    }

    .aisitex-h2 {
      margin: 0;
      font-size: clamp(26px, 3vw, 36px);
      font-weight: 800;
      line-height: 1.3;
    }

    .aisitex-section-summary {
      max-width: 550px;
      margin: 0;
      color: var(--aisitex-muted);
      font-size: 14px;
      line-height: 1.9;
    }

    .aisitex-scenario-row {
      display: grid;
      grid-template-columns: minmax(0, .74fr) minmax(0, 1.26fr);
      align-items: center;
      gap: clamp(28px, 6vw, 84px);
      padding: 32px 0;
      border-top: 1px solid var(--aisitex-line);
    }

    .aisitex-scenario-row:nth-of-type(2n) {
      grid-template-columns: minmax(0, 1.26fr) minmax(0, .74fr);
    }

    .aisitex-scenario-row:nth-of-type(2n) .aisitex-scenario-copy {
      order: 2;
      padding-left: 10px;
    }

    .aisitex-scenario-row:nth-of-type(2n) .aisitex-scenario-media {
      order: 1;
    }

    .aisitex-scenario-copy {
      max-width: 400px;
    }

    .aisitex-scenario-number {
      display: block;
      margin-bottom: 15px;
      color: var(--aisitex-orange);
      font-size: 12px;
      font-weight: 800;
    }

    .aisitex-h3 {
      margin: 0;
      font-size: 24px;
      font-weight: 800;
      line-height: 1.4;
    }

    .aisitex-scenario-copy p {
      margin: 12px 0 0;
      color: var(--aisitex-muted);
      font-size: 14px;
      line-height: 1.9;
    }

    .aisitex-scenario-media {
      margin: 0;
      min-width: 0;
    }

    .aisitex-scenario-media img {
      display: block;
      width: 100%;
      height: auto;
    }

    .aisitex-content-strip {
      padding: 78px 0 86px;
      color: #f8f8f3;
      background: #202a29;
    }

    .aisitex-strip-heading {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 28px;
      margin-bottom: 34px;
    }

    .aisitex-strip-heading .aisitex-section-kicker {
      color: #8cd0c7;
    }

    .aisitex-strip-heading .aisitex-h2 {
      max-width: 560px;
    }

    .aisitex-strip-heading p {
      max-width: 360px;
      margin: 0;
      color: #c1cbc6;
      font-size: 13px;
      line-height: 1.8;
    }

    .aisitex-strip-grid {
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      align-items: start;
      gap: 28px;
    }

    .aisitex-strip-item {
      min-width: 0;
    }

    .aisitex-strip-item:nth-child(2) {
      margin-top: 42px;
    }

    .aisitex-strip-title {
      display: flex;
      align-items: baseline;
      justify-content: space-between;
      gap: 14px;
      margin-bottom: 13px;
    }

    .aisitex-strip-title h3 {
      margin: 0;
      font-size: 18px;
      font-weight: 700;
    }

    .aisitex-strip-title span {
      color: #aebbb5;
      font-size: 12px;
    }

    .aisitex-strip-item img {
      display: block;
      width: 100%;
      height: auto;
    }

    .aisitex-platform {
      padding: 88px 0 82px;
      border-bottom: 1px solid var(--aisitex-line);
    }

    .aisitex-platform-layout {
      display: grid;
      grid-template-columns: minmax(0, .86fr) minmax(0, 1.14fr);
      gap: clamp(36px, 8vw, 120px);
    }

    .aisitex-platform-intro p {
      max-width: 430px;
      margin: 17px 0 0;
      color: var(--aisitex-muted);
      font-size: 14px;
      line-height: 1.9;
    }

    .aisitex-platform-steps {
      margin: 0;
      padding: 0;
      list-style: none;
      border-top: 1px solid var(--aisitex-line);
    }

    .aisitex-platform-steps li {
      display: grid;
      grid-template-columns: 44px 1fr;
      gap: 15px;
      padding: 16px 0;
      border-bottom: 1px solid var(--aisitex-line);
    }

    .aisitex-step-index {
      color: var(--aisitex-orange);
      font-size: 12px;
      font-weight: 800;
    }

    .aisitex-platform-steps strong {
      display: block;
      margin-bottom: 3px;
      font-size: 14px;
    }

    .aisitex-platform-steps span:last-child {
      color: var(--aisitex-muted);
      font-size: 13px;
    }

    .aisitex-next {
      padding: 72px 0 78px;
    }

    .aisitex-next-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 36px;
      padding-top: 27px;
      border-top: 2px solid var(--aisitex-ink);
    }

    .aisitex-next-copy h2 {
      margin: 0;
      font-size: 25px;
      font-weight: 800;
    }

    .aisitex-next-copy p {
      margin: 8px 0 0;
      color: var(--aisitex-muted);
      font-size: 13px;
    }

    .aisitex-next-actions {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 24px;
    }

    .aisitex-footer {
      border-top: 1px solid var(--aisitex-line);
    }

    .aisitex-footer-inner {
      min-height: 68px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      color: var(--aisitex-muted);
      font-size: 12px;
    }

    .aisitex-footer-brand {
      color: var(--aisitex-ink);
      font-weight: 700;
    }

    @keyframes aisitex-rise-in {
      from { opacity: 0; transform: translateY(12px); }
      to { opacity: 1; transform: translateY(0); }
    }

    @keyframes aisitex-visual-in {
      from { opacity: .65; transform: translateX(14px); }
      to { opacity: 1; transform: translateX(0); }
    }

    @media (max-width: 900px) {
      .aisitex-shell { width: min(100% - 40px, 720px); }
      .aisitex-hero { padding: 36px 0 60px; }
      .aisitex-hero-grid { grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 26px; }
      .aisitex-hero-visual { margin-right: -20px; }
      .aisitex-h1 { font-size: 39px; }
      .aisitex-signal-inner { grid-template-columns: 1fr 1fr; padding: 16px 0; }
      .aisitex-signal-intro { grid-column: 1 / -1; padding: 0 0 10px; }
      .aisitex-signal-item { padding-inline: 12px; }
      .aisitex-scenario-row,
      .aisitex-scenario-row:nth-of-type(2n) { gap: 30px; }
    }

    @media (max-width: 640px) {
      .aisitex-shell { width: calc(100% - 36px); }
      .aisitex-topline-inner { min-height: 38px; }
      .aisitex-topline-note { display: none; }
      .aisitex-header-inner { min-height: 66px; }
      .aisitex-wordmark { font-size: 21px; }
      .aisitex-menu-toggle { display: inline-flex; }
      .aisitex-nav {
        position: absolute;
        z-index: 5;
        top: 104px;
        right: 18px;
        left: 18px;
        display: flex;
        align-items: stretch;
        flex-direction: column;
        gap: 0;
        padding: 8px 18px;
        border: 1px solid var(--aisitex-line);
        background: var(--aisitex-paper);
      }
      .aisitex-nav[hidden] { display: none; }
      .aisitex-nav-link { padding: 13px 0; border-bottom: 1px solid var(--aisitex-line); }
      .aisitex-nav-link:last-child { border-bottom: 0; }
      .aisitex-nav-link.active::after { right: auto; width: 22px; bottom: 7px; }
      .aisitex-hero { padding: 33px 0 48px; }
      .aisitex-hero-grid { grid-template-columns: 1fr; gap: 25px; }
      .aisitex-hero-copy { padding-left: 0; }
      .aisitex-h1 { max-width: 400px; font-size: 36px; }
      .aisitex-hero-lead { margin-top: 15px; font-size: 14px; }
      .aisitex-hero-actions { margin-top: 22px; gap: 17px; }
      .aisitex-primary-link { min-height: 48px; }
      .aisitex-hero-visual { margin: 0 -8px; }
      .aisitex-hero-caption { padding: 0 8px; }
      .aisitex-signal-inner { grid-template-columns: 1fr; padding: 17px 0; }
      .aisitex-signal-intro { grid-column: auto; }
      .aisitex-signal-item { min-height: 40px; padding: 7px 0; border-left: 0; border-top: 1px solid #c9cbc5; }
      .aisitex-scenarios { padding: 66px 0 56px; }
      .aisitex-section-heading { grid-template-columns: 1fr; gap: 14px; margin-bottom: 28px; }
      .aisitex-h2 { font-size: 28px; }
      .aisitex-section-summary { font-size: 13px; }
      .aisitex-scenario-row,
      .aisitex-scenario-row:nth-of-type(2n) {
        grid-template-columns: 1fr;
        gap: 18px;
        padding: 25px 0;
      }
      .aisitex-scenario-row:nth-of-type(2n) .aisitex-scenario-copy,
      .aisitex-scenario-row:nth-of-type(2n) .aisitex-scenario-media {
        order: initial;
        padding-left: 0;
      }
      .aisitex-scenario-copy { max-width: none; }
      .aisitex-scenario-number { margin-bottom: 8px; }
      .aisitex-h3 { font-size: 21px; }
      .aisitex-scenario-copy p { margin-top: 7px; font-size: 13px; }
      .aisitex-content-strip { padding: 60px 0; }
      .aisitex-strip-heading { display: block; margin-bottom: 26px; }
      .aisitex-strip-heading p { margin-top: 13px; }
      .aisitex-strip-grid { grid-template-columns: 1fr; gap: 27px; }
      .aisitex-strip-item:nth-child(2) { margin-top: 0; }
      .aisitex-platform { padding: 62px 0 57px; }
      .aisitex-platform-layout { grid-template-columns: 1fr; gap: 28px; }
      .aisitex-platform-intro p { margin-top: 12px; }
      .aisitex-next { padding: 52px 0; }
      .aisitex-next-inner { align-items: flex-start; flex-direction: column; gap: 22px; }
      .aisitex-next-copy h2 { font-size: 22px; }
      .aisitex-next-actions { align-items: flex-start; flex-direction: column; gap: 17px; }
      .aisitex-footer-inner { min-height: 62px; }
    }

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

.aisitex-header {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: #202421;
}

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

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

.aisitex-header a:focus-visible{
      outline: 3px solid #157c78;
      outline-offset: 4px;
    }

.aisitex-header .aisitex-shell{
      width: min(1240px, calc(100% - 64px));
      margin-inline: auto;
    }

.aisitex-header{
      border-bottom: 1px solid #d6d8d2;
      background: #f5f3ee;
    }

.aisitex-header .aisitex-header-inner{
      min-height: 78px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

.aisitex-header .aisitex-wordmark{
      font-size: 23px;
      line-height: 1;
      font-weight: 800;
      white-space: nowrap;
    }

.aisitex-header .aisitex-wordmark span{
      color: #e64d24;
    }

.aisitex-header .aisitex-nav{
      display: flex;
      align-items: center;
      gap: 32px;
    }

.aisitex-header .aisitex-nav-link{
      position: relative;
      padding: 10px 0;
      color: #4d5550;
      font-size: 14px;
      font-weight: 600;
      transition: color .18s ease;
    }

.aisitex-header .aisitex-nav-link:hover, .aisitex-header .aisitex-nav-link.active{
      color: #e64d24;
    }

.aisitex-header .aisitex-nav-link.active::after{
      position: absolute;
      right: 0;
      bottom: 2px;
      left: 0;
      height: 2px;
      background: #e64d24;
      content: "";
    }

.aisitex-header .aisitex-menu-toggle{
      display: none;
      width: 42px;
      height: 42px;
      align-items: center;
      justify-content: center;
      border: 1px solid #d6d8d2;
      color: #202421;
      background: transparent;
      cursor: pointer;
    }

.aisitex-header .aisitex-menu-toggle svg{
      width: 20px;
      height: 20px;
    }

@media (max-width: 900px){.aisitex-header .aisitex-shell{ width: min(100% - 40px, 720px); }}

@media (max-width: 640px){.aisitex-header .aisitex-shell{ width: calc(100% - 36px); }

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

.aisitex-header .aisitex-wordmark{ font-size: 21px; }

.aisitex-header .aisitex-menu-toggle{ display: inline-flex; }

.aisitex-header .aisitex-nav{
        position: absolute;
        z-index: 5;
        top: 104px;
        right: 18px;
        left: 18px;
        display: flex;
        align-items: stretch;
        flex-direction: column;
        gap: 0;
        padding: 8px 18px;
        border: 1px solid #d6d8d2;
        background: #f5f3ee;
      }

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

.aisitex-header .aisitex-nav-link{ padding: 13px 0; border-bottom: 1px solid #d6d8d2; }

.aisitex-header .aisitex-nav-link:last-child{ border-bottom: 0; }

.aisitex-header .aisitex-nav-link.active::after{ right: auto; width: 22px; bottom: 7px; }}

@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: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
      }}

.aisitex-footer {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: #202421;
}

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

.aisitex-footer .aisitex-shell{
      width: min(1240px, calc(100% - 64px));
      margin-inline: auto;
    }

.aisitex-footer{
      border-top: 1px solid #d6d8d2;
    }

.aisitex-footer .aisitex-footer-inner{
      min-height: 68px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      color: #5e6661;
      font-size: 12px;
    }

.aisitex-footer .aisitex-footer-brand{
      color: #202421;
      font-weight: 700;
    }

@media (max-width: 900px){.aisitex-footer .aisitex-shell{ width: min(100% - 40px, 720px); }}

@media (max-width: 640px){.aisitex-footer .aisitex-shell{ width: calc(100% - 36px); }

.aisitex-footer .aisitex-footer-inner{ min-height: 62px; }}

@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: .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}