:root {
            --aisitex-bg: #f7f6f2;
            --aisitex-paper: #ffffff;
            --aisitex-ink: #172326;
            --aisitex-muted: #65717a;
            --aisitex-coral: #f06a4f;
            --aisitex-coral-dark: #d9533d;
            --aisitex-teal: #159a9c;
            --aisitex-blue: #3e93b7;
            --aisitex-soft-blue: #e7f2f5;
            --aisitex-soft-coral: #fbe9e2;
            --aisitex-stage: #121a23;
            --aisitex-line: #d9dedf;
            --aisitex-width: 1220px;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--aisitex-bg);
            color: var(--aisitex-ink);
            font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", Arial, sans-serif;
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
        }

        body.is-menu-open {
            overflow: hidden;
        }

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

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

        button {
            font: inherit;
        }

        .aisitex-site-header {
            position: relative;
            z-index: 20;
            background: rgba(247, 246, 242, 0.96);
            border-bottom: 1px solid var(--aisitex-line);
        }

        .aisitex-header-inner {
            width: min(var(--aisitex-width), calc(100% - 48px));
            min-height: 78px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
        }

        .aisitex-brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            flex: 0 0 auto;
            color: var(--aisitex-ink);
        }

        .aisitex-brand-mark {
            width: 34px;
            height: 34px;
            display: grid;
            place-items: center;
            border: 2px solid var(--aisitex-ink);
            border-radius: 50%;
            font-size: 13px;
            font-weight: 800;
            letter-spacing: 0;
        }

        .aisitex-brand-name {
            font-size: 21px;
            font-weight: 800;
            letter-spacing: 0;
        }

        .aisitex-brand-caption {
            padding-left: 12px;
            border-left: 1px solid var(--aisitex-line);
            color: var(--aisitex-muted);
            font-size: 11px;
            letter-spacing: 0.12em;
            line-height: 1.2;
        }

        .aisitex-nav {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .aisitex-nav-link {
            position: relative;
            padding: 11px 15px;
            color: #536067;
            font-size: 14px;
            white-space: nowrap;
            transition: color 180ms ease;
        }

        .aisitex-nav-link::after {
            content: "";
            position: absolute;
            right: 15px;
            bottom: 3px;
            left: 15px;
            height: 2px;
            background: var(--aisitex-coral);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 180ms ease;
        }

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

        .aisitex-nav-link:hover::after,
        .aisitex-nav-link:focus-visible::after,
        .aisitex-nav-link.active::after {
            transform: scaleX(1);
        }

        .aisitex-menu-toggle {
            display: none;
            width: 42px;
            height: 42px;
            padding: 0;
            border: 1px solid var(--aisitex-line);
            background: transparent;
            color: var(--aisitex-ink);
            cursor: pointer;
        }

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

        .aisitex-main {
            overflow: hidden;
        }

        .aisitex-hero {
            background: var(--aisitex-stage);
            color: #fff;
        }

        .aisitex-hero-inner {
            width: min(var(--aisitex-width), calc(100% - 48px));
            min-height: 590px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: minmax(310px, 0.77fr) minmax(0, 1.23fr);
            align-items: center;
            gap: 42px;
            padding: 74px 0 68px;
        }

        .aisitex-hero-copy {
            position: relative;
            z-index: 1;
            animation: aisitex-rise-in 700ms ease both;
        }

        .aisitex-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 25px;
            color: #84c9d0;
            font-size: 11px;
            font-weight: 700;
            letter-spacing: 0.2em;
        }

        .aisitex-eyebrow::before {
            content: "";
            width: 28px;
            height: 2px;
            background: var(--aisitex-coral);
        }

        .aisitex-hero-title {
            max-width: 460px;
            margin: 0;
            font-size: clamp(38px, 4.4vw, 66px);
            font-weight: 700;
            letter-spacing: 0;
            line-height: 1.14;
        }

        .aisitex-hero-lead {
            max-width: 430px;
            margin: 25px 0 32px;
            color: #b6c1c5;
            font-size: 16px;
            line-height: 1.9;
        }

        .aisitex-action-row {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
        }

        .aisitex-button {
            min-height: 48px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 0 20px;
            border: 1px solid transparent;
            font-size: 14px;
            font-weight: 700;
            cursor: pointer;
            transition: background 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
        }

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

        .aisitex-button:focus-visible,
        .aisitex-menu-toggle:focus-visible,
        .aisitex-task-link:focus-visible,
        .aisitex-support-link:focus-visible {
            outline: 3px solid rgba(240, 106, 79, 0.35);
            outline-offset: 3px;
        }

        .aisitex-button-primary {
            background: var(--aisitex-coral);
            color: #fff;
        }

        .aisitex-button-primary:hover {
            background: var(--aisitex-coral-dark);
        }

        .aisitex-button-quiet {
            border-color: #56636b;
            color: #f5f7f7;
            background: transparent;
        }

        .aisitex-button-quiet:hover {
            border-color: #a3b0b4;
            background: rgba(255, 255, 255, 0.06);
        }

        .aisitex-button svg {
            width: 16px;
            height: 16px;
        }

        .aisitex-hero-visual {
            min-width: 0;
            animation: aisitex-visual-in 900ms 120ms ease both;
        }

        .aisitex-hero-visual-frame {
            position: relative;
            width: 100%;
            border: 1px solid rgba(183, 207, 211, 0.22);
            background: #05080b;
            overflow: hidden;
        }

        .aisitex-hero-visual-frame::before {
            content: "PRODUCT STAGE / 01";
            position: absolute;
            top: 17px;
            left: 19px;
            z-index: 1;
            color: rgba(255, 255, 255, 0.66);
            font-size: 10px;
            letter-spacing: 0.16em;
        }

        .aisitex-hero-image {
            display: block;
            width: 100%;
            height: auto;
            aspect-ratio: 4 / 3;
            object-fit: contain;
        }

        .aisitex-hero-note {
            display: flex;
            justify-content: space-between;
            gap: 20px;
            padding-top: 14px;
            color: #7e9298;
            font-size: 11px;
        }

        .aisitex-hero-note strong {
            color: #d5e1e2;
            font-weight: 500;
        }

        .aisitex-section {
            padding: 102px 0;
        }

        .aisitex-section-inner {
            width: min(var(--aisitex-width), calc(100% - 48px));
            margin: 0 auto;
        }

        .aisitex-section-heading {
            max-width: 680px;
            margin-bottom: 48px;
        }

        .aisitex-section-kicker {
            margin: 0 0 13px;
            color: var(--aisitex-teal);
            font-size: 11px;
            font-weight: 800;
            letter-spacing: 0.18em;
        }

        .aisitex-section-title {
            margin: 0;
            font-size: clamp(28px, 3vw, 43px);
            font-weight: 700;
            letter-spacing: 0;
            line-height: 1.26;
        }

        .aisitex-section-intro {
            max-width: 650px;
            margin: 18px 0 0;
            color: var(--aisitex-muted);
            font-size: 15px;
            line-height: 1.9;
        }

        .aisitex-relationship {
            background: var(--aisitex-bg);
        }

        .aisitex-relationship-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            border-top: 1px solid var(--aisitex-line);
            border-bottom: 1px solid var(--aisitex-line);
        }

        .aisitex-relationship-item {
            position: relative;
            min-height: 245px;
            padding: 30px 32px 28px 0;
        }

        .aisitex-relationship-item + .aisitex-relationship-item {
            padding-left: 32px;
            border-left: 1px solid var(--aisitex-line);
        }

        .aisitex-relationship-item::after {
            content: "";
            position: absolute;
            right: 20px;
            top: 50%;
            width: 30px;
            height: 1px;
            background: var(--aisitex-coral);
        }

        .aisitex-relationship-item:last-child::after {
            display: none;
        }

        .aisitex-step-number {
            display: block;
            margin-bottom: 30px;
            color: var(--aisitex-coral);
            font-family: Arial, sans-serif;
            font-size: 13px;
            font-weight: 800;
            letter-spacing: 0.1em;
        }

        .aisitex-item-title {
            margin: 0 0 11px;
            font-size: 21px;
            line-height: 1.35;
        }

        .aisitex-item-copy {
            max-width: 265px;
            margin: 0;
            color: var(--aisitex-muted);
            font-size: 14px;
            line-height: 1.8;
        }

        .aisitex-item-link {
            display: inline-flex;
            margin-top: 20px;
            color: var(--aisitex-ink);
            font-size: 13px;
            font-weight: 700;
            border-bottom: 1px solid var(--aisitex-ink);
        }

        .aisitex-router {
            background: var(--aisitex-soft-blue);
        }

        .aisitex-router-heading {
            display: flex;
            justify-content: space-between;
            align-items: end;
            gap: 32px;
        }

        .aisitex-router-heading .aisitex-section-heading {
            margin-bottom: 0;
        }

        .aisitex-router-tip {
            max-width: 230px;
            margin: 0 0 5px;
            color: #52707b;
            font-size: 13px;
            line-height: 1.65;
        }

        .aisitex-task-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-top: 48px;
        }

        .aisitex-task {
            min-height: 280px;
            display: flex;
            flex-direction: column;
            padding: 28px 27px 25px;
            border: 1px solid rgba(62, 147, 183, 0.22);
            background: rgba(255, 255, 255, 0.56);
            transition: background 180ms ease, transform 180ms ease;
        }

        .aisitex-task:hover {
            background: #fff;
            transform: translateY(-4px);
        }

        .aisitex-task-coral {
            border-top: 4px solid var(--aisitex-coral);
        }

        .aisitex-task-blue {
            border-top: 4px solid var(--aisitex-blue);
        }

        .aisitex-task-ink {
            border-top: 4px solid var(--aisitex-ink);
        }

        .aisitex-task-number {
            color: var(--aisitex-muted);
            font-family: Arial, sans-serif;
            font-size: 12px;
            font-weight: 800;
            letter-spacing: 0.16em;
        }

        .aisitex-task-title {
            margin: 30px 0 10px;
            font-size: 20px;
            line-height: 1.4;
        }

        .aisitex-task-copy {
            margin: 0;
            color: var(--aisitex-muted);
            font-size: 14px;
            line-height: 1.8;
        }

        .aisitex-task-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-top: auto;
            padding-top: 25px;
            color: var(--aisitex-ink);
            font-size: 13px;
            font-weight: 800;
        }

        .aisitex-task-link svg {
            width: 15px;
            height: 15px;
            transition: transform 180ms ease;
        }

        .aisitex-task-link:hover svg {
            transform: translateX(4px);
        }

        .aisitex-readiness {
            background: var(--aisitex-soft-coral);
        }

        .aisitex-readiness-layout {
            display: grid;
            grid-template-columns: 0.75fr 1.25fr;
            gap: 72px;
            align-items: start;
        }

        .aisitex-readiness .aisitex-section-heading {
            margin-bottom: 0;
        }

        .aisitex-readiness .aisitex-section-kicker {
            color: var(--aisitex-coral-dark);
        }

        .aisitex-readiness-list {
            border-top: 1px solid rgba(217, 111, 88, 0.32);
        }

        .aisitex-readiness-item {
            display: grid;
            grid-template-columns: 44px 1fr;
            gap: 20px;
            padding: 23px 0;
            border-bottom: 1px solid rgba(217, 111, 88, 0.32);
        }

        .aisitex-readiness-index {
            color: var(--aisitex-coral-dark);
            font-family: Arial, sans-serif;
            font-size: 13px;
            font-weight: 800;
        }

        .aisitex-readiness-title {
            margin: 0 0 5px;
            font-size: 17px;
            line-height: 1.45;
        }

        .aisitex-readiness-copy {
            margin: 0;
            color: #785f59;
            font-size: 14px;
            line-height: 1.8;
        }

        .aisitex-readiness-action {
            margin-top: 28px;
        }

        .aisitex-support {
            padding: 78px 0 96px;
            background: var(--aisitex-stage);
            color: #fff;
        }

        .aisitex-support-inner {
            width: min(var(--aisitex-width), calc(100% - 48px));
            margin: 0 auto;
        }

        .aisitex-support-heading {
            display: flex;
            justify-content: space-between;
            gap: 36px;
            align-items: end;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.18);
        }

        .aisitex-support-heading .aisitex-section-kicker {
            color: #84c9d0;
        }

        .aisitex-support-title {
            max-width: 580px;
            margin: 0;
            font-size: clamp(27px, 3vw, 40px);
            line-height: 1.3;
        }

        .aisitex-support-copy {
            max-width: 290px;
            margin: 0;
            color: #aebdc1;
            font-size: 14px;
            line-height: 1.8;
        }

        .aisitex-support-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
        }

        .aisitex-support-link {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 15px;
            min-height: 82px;
            padding: 0 20px 0 0;
            color: #e2eaeb;
            font-size: 14px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.18);
            transition: color 180ms ease, padding 180ms ease;
        }

        .aisitex-support-link + .aisitex-support-link {
            padding-left: 20px;
            border-left: 1px solid rgba(255, 255, 255, 0.18);
        }

        .aisitex-support-link:hover {
            padding-right: 12px;
            color: #fff;
        }

        .aisitex-support-link svg {
            flex: 0 0 auto;
            width: 16px;
            height: 16px;
            color: var(--aisitex-coral);
        }

        .aisitex-footer {
            background: #0d141b;
            color: #86969b;
        }

        .aisitex-footer-inner {
            width: min(var(--aisitex-width), calc(100% - 48px));
            min-height: 82px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 25px;
            font-size: 12px;
        }

        .aisitex-footer-brand {
            color: #d4dfe0;
            font-weight: 700;
        }

        @keyframes aisitex-rise-in {
            from {
                opacity: 0;
                transform: translateY(14px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes aisitex-visual-in {
            from {
                opacity: 0;
                transform: translateX(18px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        @media (max-width: 900px) {
            .aisitex-header-inner {
                min-height: 70px;
            }

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

            .aisitex-nav {
                position: absolute;
                top: 70px;
                right: 24px;
                left: 24px;
                display: block;
                padding: 8px;
                border: 1px solid var(--aisitex-line);
                background: var(--aisitex-bg);
                box-shadow: 0 18px 36px rgba(23, 35, 38, 0.12);
            }

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

            .aisitex-nav-link {
                display: block;
                padding: 14px 15px;
                border-bottom: 1px solid var(--aisitex-line);
            }

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

            .aisitex-nav-link::after {
                right: auto;
                bottom: 0;
                left: 0;
                width: 28px;
            }

            .aisitex-hero-inner {
                grid-template-columns: 1fr;
                gap: 45px;
                padding-top: 68px;
            }

            .aisitex-hero-copy {
                max-width: 650px;
            }

            .aisitex-hero-visual {
                max-width: 720px;
                justify-self: end;
            }

            .aisitex-readiness-layout {
                grid-template-columns: 1fr;
                gap: 45px;
            }

            .aisitex-support-list {
                grid-template-columns: repeat(2, 1fr);
            }

            .aisitex-support-link:nth-child(3) {
                padding-left: 0;
                border-left: 0;
            }

            .aisitex-support-link:nth-child(odd) {
                padding-right: 20px;
            }
        }

        @media (max-width: 650px) {
            .aisitex-header-inner,
            .aisitex-hero-inner,
            .aisitex-section-inner,
            .aisitex-support-inner,
            .aisitex-footer-inner {
                width: min(100% - 32px, var(--aisitex-width));
            }

            .aisitex-brand-caption {
                display: none;
            }

            .aisitex-nav {
                top: 70px;
                right: 16px;
                left: 16px;
            }

            .aisitex-hero-inner {
                min-height: auto;
                padding: 58px 0 45px;
            }

            .aisitex-hero-title {
                font-size: 40px;
            }

            .aisitex-hero-lead {
                font-size: 15px;
            }

            .aisitex-hero-note {
                display: block;
            }

            .aisitex-hero-note strong {
                display: block;
                margin-bottom: 5px;
            }

            .aisitex-section {
                padding: 70px 0;
            }

            .aisitex-section-heading {
                margin-bottom: 35px;
            }

            .aisitex-section-title {
                font-size: 30px;
            }

            .aisitex-relationship-grid,
            .aisitex-task-list {
                grid-template-columns: 1fr;
            }

            .aisitex-relationship-item,
            .aisitex-relationship-item + .aisitex-relationship-item {
                min-height: 0;
                padding: 25px 0;
                border-left: 0;
                border-bottom: 1px solid var(--aisitex-line);
            }

            .aisitex-relationship-item:last-child {
                border-bottom: 0;
            }

            .aisitex-relationship-item::after {
                top: auto;
                right: 0;
                bottom: -1px;
                width: 28px;
                transform: rotate(90deg);
                transform-origin: right center;
            }

            .aisitex-relationship-item:last-child::after {
                display: none;
            }

            .aisitex-step-number {
                margin-bottom: 15px;
            }

            .aisitex-router-heading,
            .aisitex-support-heading {
                display: block;
            }

            .aisitex-router-tip,
            .aisitex-support-copy {
                max-width: 100%;
                margin-top: 20px;
            }

            .aisitex-task-list {
                gap: 12px;
                margin-top: 35px;
            }

            .aisitex-task {
                min-height: 230px;
            }

            .aisitex-readiness-item {
                grid-template-columns: 34px 1fr;
                gap: 12px;
            }

            .aisitex-support {
                padding: 65px 0 70px;
            }

            .aisitex-support-list {
                grid-template-columns: 1fr;
                margin-top: 15px;
            }

            .aisitex-support-link,
            .aisitex-support-link + .aisitex-support-link,
            .aisitex-support-link:nth-child(odd) {
                min-height: 65px;
                padding: 0;
                border-left: 0;
            }

            .aisitex-footer-inner {
                min-height: 95px;
                align-items: flex-start;
                justify-content: center;
                flex-direction: column;
                gap: 5px;
            }
        }

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

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

.aisitex-site-header {
    font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", Arial, sans-serif;
    line-height: 1.65;
    color: #172326;
}

.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{
            position: relative;
            z-index: 20;
            background: rgba(247, 246, 242, 0.96);
            border-bottom: 1px solid #d9dedf;
        }

.aisitex-site-header .aisitex-header-inner{
            width: min(1220px, calc(100% - 48px));
            min-height: 78px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
        }

.aisitex-site-header .aisitex-brand{
            display: inline-flex;
            align-items: center;
            gap: 12px;
            flex: 0 0 auto;
            color: #172326;
        }

.aisitex-site-header .aisitex-brand-mark{
            width: 34px;
            height: 34px;
            display: grid;
            place-items: center;
            border: 2px solid #172326;
            border-radius: 50%;
            font-size: 13px;
            font-weight: 800;
            letter-spacing: 0;
        }

.aisitex-site-header .aisitex-brand-name{
            font-size: 21px;
            font-weight: 800;
            letter-spacing: 0;
        }

.aisitex-site-header .aisitex-brand-caption{
            padding-left: 12px;
            border-left: 1px solid #d9dedf;
            color: #65717a;
            font-size: 11px;
            letter-spacing: 0.12em;
            line-height: 1.2;
        }

.aisitex-site-header .aisitex-nav{
            display: flex;
            align-items: center;
            gap: 5px;
        }

.aisitex-site-header .aisitex-nav-link{
            position: relative;
            padding: 11px 15px;
            color: #536067;
            font-size: 14px;
            white-space: nowrap;
            transition: color 180ms ease;
        }

.aisitex-site-header .aisitex-nav-link::after{
            content: "";
            position: absolute;
            right: 15px;
            bottom: 3px;
            left: 15px;
            height: 2px;
            background: #f06a4f;
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 180ms ease;
        }

.aisitex-site-header .aisitex-nav-link:hover, .aisitex-site-header .aisitex-nav-link:focus-visible, .aisitex-site-header .aisitex-nav-link.active{
            color: #172326;
        }

.aisitex-site-header .aisitex-nav-link:hover::after, .aisitex-site-header .aisitex-nav-link:focus-visible::after, .aisitex-site-header .aisitex-nav-link.active::after{
            transform: scaleX(1);
        }

.aisitex-site-header .aisitex-menu-toggle{
            display: none;
            width: 42px;
            height: 42px;
            padding: 0;
            border: 1px solid #d9dedf;
            background: transparent;
            color: #172326;
            cursor: pointer;
        }

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

.aisitex-site-header .aisitex-menu-toggle:focus-visible{
            outline: 3px solid rgba(240, 106, 79, 0.35);
            outline-offset: 3px;
        }

@media (max-width: 900px){.aisitex-site-header .aisitex-header-inner{
                min-height: 70px;
            }

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

.aisitex-site-header .aisitex-nav{
                position: absolute;
                top: 70px;
                right: 24px;
                left: 24px;
                display: block;
                padding: 8px;
                border: 1px solid #d9dedf;
                background: #f7f6f2;
                box-shadow: 0 18px 36px rgba(23, 35, 38, 0.12);
            }

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

.aisitex-site-header .aisitex-nav-link{
                display: block;
                padding: 14px 15px;
                border-bottom: 1px solid #d9dedf;
            }

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

.aisitex-site-header .aisitex-nav-link::after{
                right: auto;
                bottom: 0;
                left: 0;
                width: 28px;
            }}

@media (max-width: 650px){.aisitex-site-header .aisitex-header-inner{
                width: min(100% - 32px, 1220px);
            }

.aisitex-site-header .aisitex-brand-caption{
                display: none;
            }

.aisitex-site-header .aisitex-nav{
                top: 70px;
                right: 16px;
                left: 16px;
            }}

@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{
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }}

.aisitex-footer {
    font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", Arial, sans-serif;
    line-height: 1.65;
    color: #172326;
}

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

.aisitex-footer{
            background: #0d141b;
            color: #86969b;
        }

.aisitex-footer .aisitex-footer-inner{
            width: min(1220px, calc(100% - 48px));
            min-height: 82px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 25px;
            font-size: 12px;
        }

.aisitex-footer .aisitex-footer-brand{
            color: #d4dfe0;
            font-weight: 700;
        }

@media (max-width: 650px){.aisitex-footer .aisitex-footer-inner{
                width: min(100% - 32px, 1220px);
            }

.aisitex-footer .aisitex-footer-inner{
                min-height: 95px;
                align-items: flex-start;
                justify-content: center;
                flex-direction: column;
                gap: 5px;
            }}

@media (prefers-reduced-motion: reduce){.aisitex-footer, .aisitex-footer *, .aisitex-footer::before, .aisitex-footer *::before, .aisitex-footer::after, .aisitex-footer *::after{
                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}