:root {
            --aisitex-ink: #172432;
            --aisitex-muted: #68727a;
            --aisitex-paper: #f7f5f0;
            --aisitex-white: #ffffff;
            --aisitex-stage: #101923;
            --aisitex-gold: #c9953d;
            --aisitex-coral: #d96d5c;
            --aisitex-line: #dcd dd9;
            --aisitex-border: #d9d9d4;
            --aisitex-max: 1240px;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            color: var(--aisitex-ink);
            background: var(--aisitex-paper);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button {
            font: inherit;
        }

        img {
            display: block;
            max-width: 100%;
        }

        .aisitex-header {
            position: sticky;
            z-index: 20;
            top: 0;
            border-bottom: 1px solid rgba(220, 221, 217, .8);
            background: rgba(247, 245, 240, .94);
            backdrop-filter: blur(14px);
            transition: background .25s ease, box-shadow .25s ease;
        }

        .aisitex-header.is-scrolled {
            background: rgba(255, 255, 255, .96);
            box-shadow: 0 8px 24px rgba(23, 36, 50, .06);
        }

        .aisitex-nav-shell {
            width: min(var(--aisitex-max), calc(100% - 48px));
            min-height: 76px;
            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 img {
            width: 36px;
            height: 36px;
            object-fit: contain;
        }

        .aisitex-brand-name {
            font-size: 19px;
            font-weight: 750;
            letter-spacing: 0;
        }

        .aisitex-brand-caption {
            padding-left: 12px;
            border-left: 1px solid var(--aisitex-border);
            color: var(--aisitex-muted);
            font-size: 12px;
            letter-spacing: .08em;
        }

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

        .aisitex-nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            min-height: 42px;
            padding: 0 16px;
            color: #56616b;
            font-size: 14px;
            transition: color .2s ease;
        }

        .aisitex-nav-link::after {
            position: absolute;
            right: 16px;
            bottom: 5px;
            left: 16px;
            height: 2px;
            content: "";
            background: var(--aisitex-gold);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .2s ease;
        }

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

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

        .aisitex-menu-button {
            display: none;
            width: 42px;
            height: 42px;
            padding: 0;
            border: 1px solid var(--aisitex-border);
            border-radius: 2px;
            background: var(--aisitex-white);
            color: var(--aisitex-ink);
            cursor: pointer;
        }

        .aisitex-menu-icon,
        .aisitex-menu-icon::before,
        .aisitex-menu-icon::after {
            display: block;
            width: 17px;
            height: 1.5px;
            margin: 0 auto;
            background: currentColor;
            content: "";
            transition: transform .2s ease;
        }

        .aisitex-menu-icon::before {
            transform: translateY(-5px);
        }

        .aisitex-menu-icon::after {
            transform: translateY(3.5px);
        }

        .aisitex-hero {
            padding: 74px 0 0;
            background: var(--aisitex-paper);
        }

        .aisitex-hero-grid {
            width: min(var(--aisitex-max), calc(100% - 48px));
            margin: 0 auto;
            display: grid;
            grid-template-columns: minmax(280px, .76fr) minmax(560px, 1.54fr);
            align-items: center;
            gap: clamp(44px, 8vw, 120px);
        }

        .aisitex-kicker {
            display: flex;
            align-items: center;
            gap: 12px;
            margin: 0 0 22px;
            color: var(--aisitex-coral);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: .16em;
            text-transform: uppercase;
        }

        .aisitex-kicker::before {
            width: 34px;
            height: 1px;
            background: currentColor;
            content: "";
        }

        .aisitex-hero-title {
            max-width: 430px;
            margin: 0;
            color: var(--aisitex-ink);
            font-size: clamp(38px, 4vw, 62px);
            font-weight: 760;
            letter-spacing: 0;
            line-height: 1.12;
        }

        .aisitex-hero-copy {
            max-width: 435px;
            margin: 24px 0 0;
            color: var(--aisitex-muted);
            font-size: 16px;
            line-height: 1.9;
        }

        .aisitex-hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 34px;
        }

        .aisitex-button {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            min-height: 50px;
            padding: 0 21px;
            border: 1px solid var(--aisitex-ink);
            border-radius: 2px;
            font-size: 14px;
            font-weight: 700;
            transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
        }

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

        .aisitex-button-primary {
            border-color: var(--aisitex-ink);
            background: var(--aisitex-ink);
            color: var(--aisitex-white);
        }

        .aisitex-button-primary:hover,
        .aisitex-button-primary:focus-visible {
            background: #2c3e4c;
        }

        .aisitex-button-secondary {
            background: transparent;
            color: var(--aisitex-ink);
        }

        .aisitex-button-secondary:hover,
        .aisitex-button-secondary:focus-visible {
            border-color: var(--aisitex-gold);
            background: rgba(201, 149, 61, .1);
        }

        .aisitex-button-arrow {
            font-size: 18px;
            line-height: 1;
        }

        .aisitex-stage {
            position: relative;
            min-height: 512px;
            overflow: hidden;
            background: var(--aisitex-stage);
        }

        .aisitex-stage-image {
            width: 100%;
            height: 512px;
            object-fit: cover;
            object-position: center;
            opacity: .88;
        }

        .aisitex-stage-overlay {
            position: absolute;
            inset: 0;
            pointer-events: none;
            background: linear-gradient(90deg, rgba(16, 25, 35, .72), transparent 44%, rgba(16, 25, 35, .08));
        }

        .aisitex-stage-note {
            position: absolute;
            top: 27px;
            left: 28px;
            display: flex;
            align-items: center;
            gap: 12px;
            color: var(--aisitex-white);
            font-size: 12px;
            letter-spacing: .12em;
        }

        .aisitex-stage-note::before {
            width: 9px;
            height: 9px;
            border: 2px solid var(--aisitex-gold);
            border-radius: 50%;
            content: "";
        }

        .aisitex-stage-footer {
            position: absolute;
            right: 28px;
            bottom: 24px;
            left: 28px;
            display: flex;
            align-items: end;
            justify-content: space-between;
            color: rgba(255, 255, 255, .82);
            font-size: 12px;
        }

        .aisitex-stage-index {
            display: inline-flex;
            align-items: center;
            gap: 12px;
        }

        .aisitex-stage-index::after {
            width: 100px;
            height: 1px;
            background: var(--aisitex-gold);
            content: "";
        }

        .aisitex-scroll-cue {
            display: flex;
            align-items: center;
            gap: 9px;
        }

        .aisitex-scroll-cue span {
            display: block;
            width: 7px;
            height: 7px;
            border-right: 1px solid currentColor;
            border-bottom: 1px solid currentColor;
            transform: rotate(45deg);
        }

        .aisitex-section {
            padding: 126px 0;
        }

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

        .aisitex-section-heading {
            max-width: 670px;
            margin: 0;
            color: var(--aisitex-ink);
            font-size: clamp(29px, 3vw, 43px);
            font-weight: 740;
            line-height: 1.2;
        }

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

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

        .aisitex-flow-intro {
            display: flex;
            align-items: end;
            justify-content: space-between;
            gap: 40px;
            margin-bottom: 52px;
        }

        .aisitex-flow-label {
            margin: 0 0 16px;
            color: var(--aisitex-gold);
            font-size: 12px;
            font-weight: 800;
            letter-spacing: .14em;
        }

        .aisitex-flow-track {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            border-top: 1px solid var(--aisitex-ink);
        }

        .aisitex-flow-item {
            position: relative;
            min-height: 284px;
            padding: 29px 28px 30px 0;
        }

        .aisitex-flow-item + .aisitex-flow-item {
            padding-left: 28px;
            border-left: 1px solid var(--aisitex-border);
        }

        .aisitex-flow-number {
            display: block;
            margin-bottom: 31px;
            color: var(--aisitex-gold);
            font-family: Georgia, serif;
            font-size: 25px;
            line-height: 1;
        }

        .aisitex-flow-state {
            display: inline-block;
            margin-bottom: 10px;
            color: var(--aisitex-coral);
            font-size: 12px;
            font-weight: 750;
            letter-spacing: .08em;
        }

        .aisitex-flow-item h3 {
            margin: 0;
            font-size: 21px;
            line-height: 1.35;
        }

        .aisitex-flow-item p {
            max-width: 270px;
            margin: 14px 0 0;
            color: var(--aisitex-muted);
            font-size: 14px;
            line-height: 1.8;
        }

        .aisitex-flow-next {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-top: 20px;
            color: var(--aisitex-ink);
            font-size: 13px;
            font-weight: 700;
        }

        .aisitex-flow-next::after {
            width: 26px;
            height: 1px;
            background: var(--aisitex-gold);
            content: "";
        }

        .aisitex-app-section {
            background: var(--aisitex-white);
        }

        .aisitex-app-layout {
            display: grid;
            grid-template-columns: minmax(260px, .8fr) minmax(390px, 1fr);
            align-items: center;
            gap: clamp(60px, 12vw, 170px);
        }

        .aisitex-app-list {
            margin: 44px 0 0;
            padding: 0;
            list-style: none;
        }

        .aisitex-app-list li {
            display: grid;
            grid-template-columns: 34px 1fr;
            gap: 16px;
            padding: 20px 0;
            border-top: 1px solid var(--aisitex-border);
        }

        .aisitex-app-list li:last-child {
            border-bottom: 1px solid var(--aisitex-border);
        }

        .aisitex-app-list-index {
            color: var(--aisitex-gold);
            font-family: Georgia, serif;
            font-size: 17px;
        }

        .aisitex-app-list strong {
            display: block;
            font-size: 16px;
        }

        .aisitex-app-list span {
            display: block;
            margin-top: 4px;
            color: var(--aisitex-muted);
            font-size: 14px;
        }

        .aisitex-phone-wrap {
            display: flex;
            justify-content: center;
            min-height: 540px;
            padding: 34px 0 0;
            background: var(--aisitex-stage);
        }

        .aisitex-phone {
            width: min(315px, 76%);
            object-fit: contain;
            object-position: bottom;
            filter: drop-shadow(0 18px 24px rgba(0, 0, 0, .25));
            transform: translateY(28px);
        }

        .aisitex-selector-section {
            padding: 112px 0 128px;
            background: var(--aisitex-stage);
            color: var(--aisitex-white);
        }

        .aisitex-selector-section .aisitex-section-heading {
            color: var(--aisitex-white);
        }

        .aisitex-selector-section .aisitex-section-lead {
            color: rgba(255, 255, 255, .68);
        }

        .aisitex-selector {
            display: grid;
            grid-template-columns: minmax(230px, .42fr) minmax(0, 1fr);
            gap: 70px;
            margin-top: 60px;
        }

        .aisitex-selector-tabs {
            border-top: 1px solid rgba(255, 255, 255, .24);
        }

        .aisitex-selector-tab {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            min-height: 76px;
            padding: 0;
            border: 0;
            border-bottom: 1px solid rgba(255, 255, 255, .24);
            background: transparent;
            color: rgba(255, 255, 255, .54);
            text-align: left;
            cursor: pointer;
            transition: color .2s ease;
        }

        .aisitex-selector-tab:hover,
        .aisitex-selector-tab:focus-visible,
        .aisitex-selector-tab.is-selected {
            color: var(--aisitex-white);
        }

        .aisitex-selector-tab.is-selected {
            font-weight: 700;
        }

        .aisitex-selector-tab span:last-child {
            color: var(--aisitex-gold);
            font-family: Georgia, serif;
            font-size: 18px;
        }

        .aisitex-selector-panel {
            min-height: 280px;
            padding: 36px 0 0;
            border-top: 1px solid var(--aisitex-gold);
        }

        .aisitex-selector-panel-label {
            margin: 0;
            color: var(--aisitex-gold);
            font-size: 12px;
            font-weight: 750;
            letter-spacing: .14em;
        }

        .aisitex-selector-panel h3 {
            max-width: 570px;
            margin: 22px 0 13px;
            font-size: clamp(26px, 3vw, 40px);
            line-height: 1.25;
        }

        .aisitex-selector-panel p {
            max-width: 580px;
            margin: 0;
            color: rgba(255, 255, 255, .7);
            font-size: 15px;
            line-height: 1.85;
        }

        .aisitex-selector-panel .aisitex-button {
            margin-top: 32px;
            border-color: var(--aisitex-gold);
            background: var(--aisitex-gold);
            color: var(--aisitex-stage);
        }

        .aisitex-selector-panel .aisitex-button:hover,
        .aisitex-selector-panel .aisitex-button:focus-visible {
            background: #deb15f;
        }

        .aisitex-footer {
            padding: 27px 0;
            background: var(--aisitex-stage);
            border-top: 1px solid rgba(255, 255, 255, .12);
            color: rgba(255, 255, 255, .52);
            font-size: 12px;
        }

        .aisitex-footer-inner {
            width: min(var(--aisitex-max), calc(100% - 48px));
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .aisitex-reveal {
            opacity: 0;
            transform: translateY(16px);
            transition: opacity .7s ease, transform .7s ease;
        }

        .aisitex-reveal.is-visible {
            opacity: 1;
            transform: translateY(0);
        }

        :focus-visible {
            outline: 2px solid var(--aisitex-coral);
            outline-offset: 4px;
        }

        @media (max-width: 900px) {
            .aisitex-hero {
                padding-top: 52px;
            }

            .aisitex-hero-grid,
            .aisitex-app-layout {
                grid-template-columns: 1fr;
                gap: 48px;
            }

            .aisitex-hero-copy,
            .aisitex-hero-title {
                max-width: 640px;
            }

            .aisitex-stage,
            .aisitex-stage-image {
                height: auto;
                min-height: 390px;
            }

            .aisitex-app-layout {
                gap: 46px;
            }

            .aisitex-phone-wrap {
                min-height: 490px;
            }

            .aisitex-selector {
                gap: 42px;
            }
        }

        @media (max-width: 680px) {
            .aisitex-nav-shell,
            .aisitex-section-inner,
            .aisitex-footer-inner,
            .aisitex-hero-grid {
                width: min(100% - 32px, var(--aisitex-max));
            }

            .aisitex-nav-shell {
                min-height: 68px;
            }

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

            .aisitex-menu-button {
                display: block;
            }

            .aisitex-nav {
                position: absolute;
                top: 68px;
                right: 16px;
                left: 16px;
                display: block;
                padding: 8px;
                border: 1px solid var(--aisitex-border);
                background: var(--aisitex-white);
                box-shadow: 0 16px 30px rgba(23, 36, 50, .12);
            }

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

            .aisitex-nav-link {
                display: flex;
                min-height: 48px;
                padding: 0 14px;
            }

            .aisitex-nav-link::after {
                right: 14px;
                bottom: 0;
                left: 14px;
            }

            .aisitex-hero {
                padding-top: 43px;
            }

            .aisitex-hero-title {
                font-size: 39px;
            }

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

            .aisitex-hero-actions {
                align-items: stretch;
                flex-direction: column;
            }

            .aisitex-button {
                width: 100%;
            }

            .aisitex-stage,
            .aisitex-stage-image {
                min-height: 330px;
            }

            .aisitex-stage-image {
                object-position: 55% center;
            }

            .aisitex-stage-footer {
                right: 18px;
                bottom: 18px;
                left: 18px;
            }

            .aisitex-section {
                padding: 80px 0;
            }

            .aisitex-flow-intro {
                display: block;
                margin-bottom: 37px;
            }

            .aisitex-flow-track {
                grid-template-columns: 1fr;
            }

            .aisitex-flow-item,
            .aisitex-flow-item + .aisitex-flow-item {
                min-height: 0;
                padding: 24px 0;
                border-left: 0;
                border-bottom: 1px solid var(--aisitex-border);
            }

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

            .aisitex-flow-number {
                margin-bottom: 19px;
            }

            .aisitex-app-list {
                margin-top: 31px;
            }

            .aisitex-phone-wrap {
                min-height: 420px;
                padding-top: 18px;
            }

            .aisitex-phone {
                width: min(280px, 80%);
            }

            .aisitex-selector-section {
                padding: 78px 0 88px;
            }

            .aisitex-selector {
                display: block;
                margin-top: 40px;
            }

            .aisitex-selector-panel {
                margin-top: 38px;
                padding-top: 29px;
            }

            .aisitex-footer-inner {
                align-items: flex-start;
                flex-direction: column;
            }
        }

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

            *,
            *::before,
            *::after {
                transition-duration: .01ms !important;
                animation-duration: .01ms !important;
            }

            .aisitex-reveal {
                opacity: 1;
                transform: none;
            }
        }

.aisitex-header {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    line-height: 1.65;
    color: #172432;
}

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

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

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

.aisitex-header button{
            font: inherit;
        }

.aisitex-header img{
            display: block;
            max-width: 100%;
        }

.aisitex-header{
            position: sticky;
            z-index: 20;
            top: 0;
            border-bottom: 1px solid rgba(220, 221, 217, .8);
            background: rgba(247, 245, 240, .94);
            backdrop-filter: blur(14px);
            transition: background .25s ease, box-shadow .25s ease;
        }

.aisitex-header.is-scrolled{
            background: rgba(255, 255, 255, .96);
            box-shadow: 0 8px 24px rgba(23, 36, 50, .06);
        }

.aisitex-header .aisitex-nav-shell{
            width: min(1240px, calc(100% - 48px));
            min-height: 76px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
        }

.aisitex-header .aisitex-brand{
            display: inline-flex;
            align-items: center;
            gap: 12px;
            flex: 0 0 auto;
            color: #172432;
        }

.aisitex-header .aisitex-brand img{
            width: 36px;
            height: 36px;
            object-fit: contain;
        }

.aisitex-header .aisitex-brand-name{
            font-size: 19px;
            font-weight: 750;
            letter-spacing: 0;
        }

.aisitex-header .aisitex-brand-caption{
            padding-left: 12px;
            border-left: 1px solid #d9d9d4;
            color: #68727a;
            font-size: 12px;
            letter-spacing: .08em;
        }

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

.aisitex-header .aisitex-nav-link{
            position: relative;
            display: inline-flex;
            align-items: center;
            min-height: 42px;
            padding: 0 16px;
            color: #56616b;
            font-size: 14px;
            transition: color .2s ease;
        }

.aisitex-header .aisitex-nav-link::after{
            position: absolute;
            right: 16px;
            bottom: 5px;
            left: 16px;
            height: 2px;
            content: "";
            background: #c9953d;
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .2s ease;
        }

.aisitex-header .aisitex-nav-link:hover, .aisitex-header .aisitex-nav-link:focus-visible, .aisitex-header .aisitex-nav-link.active{
            color: #172432;
        }

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

.aisitex-header .aisitex-menu-button{
            display: none;
            width: 42px;
            height: 42px;
            padding: 0;
            border: 1px solid #d9d9d4;
            border-radius: 2px;
            background: #ffffff;
            color: #172432;
            cursor: pointer;
        }

.aisitex-header .aisitex-menu-icon, .aisitex-header .aisitex-menu-icon::before, .aisitex-header .aisitex-menu-icon::after{
            display: block;
            width: 17px;
            height: 1.5px;
            margin: 0 auto;
            background: currentColor;
            content: "";
            transition: transform .2s ease;
        }

.aisitex-header .aisitex-menu-icon::before{
            transform: translateY(-5px);
        }

.aisitex-header .aisitex-menu-icon::after{
            transform: translateY(3.5px);
        }

.aisitex-header, .aisitex-header :focus-visible{
            outline: 2px solid #d96d5c;
            outline-offset: 4px;
        }

@media (max-width: 680px){.aisitex-header .aisitex-nav-shell{
                width: min(100% - 32px, 1240px);
            }

.aisitex-header .aisitex-nav-shell{
                min-height: 68px;
            }

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

.aisitex-header .aisitex-menu-button{
                display: block;
            }

.aisitex-header .aisitex-nav{
                position: absolute;
                top: 68px;
                right: 16px;
                left: 16px;
                display: block;
                padding: 8px;
                border: 1px solid #d9d9d4;
                background: #ffffff;
                box-shadow: 0 16px 30px rgba(23, 36, 50, .12);
            }

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

.aisitex-header .aisitex-nav-link{
                display: flex;
                min-height: 48px;
                padding: 0 14px;
            }

.aisitex-header .aisitex-nav-link::after{
                right: 14px;
                bottom: 0;
                left: 14px;
            }}

@media (prefers-reduced-motion: reduce){.aisitex-header, .aisitex-header *, .aisitex-header::before, .aisitex-header *::before, .aisitex-header::after, .aisitex-header *::after{
                transition-duration: .01ms !important;
                animation-duration: .01ms !important;
            }}

.aisitex-footer {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    line-height: 1.65;
    color: #172432;
}

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

.aisitex-footer{
            padding: 27px 0;
            background: #101923;
            border-top: 1px solid rgba(255, 255, 255, .12);
            color: rgba(255, 255, 255, .52);
            font-size: 12px;
        }

.aisitex-footer .aisitex-footer-inner{
            width: min(1240px, calc(100% - 48px));
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

.aisitex-footer, .aisitex-footer :focus-visible{
            outline: 2px solid #d96d5c;
            outline-offset: 4px;
        }

@media (max-width: 680px){.aisitex-footer .aisitex-footer-inner{
                width: min(100% - 32px, 1240px);
            }

.aisitex-footer .aisitex-footer-inner{
                align-items: flex-start;
                flex-direction: column;
            }}

@media (prefers-reduced-motion: reduce){.aisitex-footer, .aisitex-footer *, .aisitex-footer::before, .aisitex-footer *::before, .aisitex-footer::after, .aisitex-footer *::after{
                transition-duration: .01ms !important;
                animation-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}