:root {
        --interactive-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
        --yellow-100: #fadc1a;
        --yellow-75: rgba(250, 220, 26, 0.75);
        --yellow-50: rgba(250, 220, 26, 0.5);
        --yellow-25: rgba(250, 220, 26, 0.25);
        --black-75: rgba(0, 0, 0, 0.75);
        --black-50: rgba(0, 0, 0, 0.5);
        --black-25: rgba(0, 0, 0, 0.25);
        --black: #000000;
        --white: #ffffff;
        --max: 1296px;
        --pad: 28.8px;
        --s1: 9.6px;
        --s2: 14.4px;
        --s3: 19.2px;
        --s4: 28.8px;
        --s5: 38.4px;
        --s6: 57.6px;
        --grid-gap: var(--s4);
        --nested-container-gap: var(--grid-gap);
        --font-sans: Inter, sans-serif;
        --fs-l1: clamp(42px, 3.7vw, 58px);
        --fs-hero: clamp(42px, 3.7vw, 58px);
        --fs-l2: 34px;
        --fs-l3: 23px;
        --fs-l4: 20px;
        --c-assertive: var(--black);
        --c-explanatory: var(--black-75);
        --w-explanatory: 400;
        --w-l1l3: 500;
        --w-l4: 500;
        --lh-body: 1.65;
        --lh-control: 1.4;
        --lh-l1: 1.14;
        --lh-l2: 1.22;
        --lh-l3: 1.25;
        --lh-l4: 1.25;
        --ls-tight-1: -0.02em;
        --ls-tight-2: -0.01em;
        --section-pad: clamp(86.4px, 10vh, 96px);
        --radius: 9.6px;
        --radius-sm: 9.6px;
        --border: 1.2px solid var(--black-25);
        --keyline-structural-color: var(--black-25);
        --keyline-structural-color-mix: var(--black-25);
        --border-structural: 1.2px solid var(--black-25);
        --anchor-offset: 124.8px;
        --anchor-gap: 19.2px;
        --fs-body: 20px;
        --icon-btn-size: 24px;
        --icon-btn-stroke: 2px;
        --icon-chevron-size: 21.6px;
        --icon-chevron-stroke: 2px;
        --icon-check-size: 16.8px;
        --icon-check-stroke: 2px;
        --drawer-safe-top: max(14.4px, env(safe-area-inset-top, 0px));
        --drawer-safe-right: max(14.4px, env(safe-area-inset-right, 0px));
        --drawer-safe-bottom: max(14.4px, env(safe-area-inset-bottom, 0px));
        --drawer-safe-left: max(14.4px, env(safe-area-inset-left, 0px));
        --drawer-viewport-height: 100vh;
      }
      * {
        box-sizing: border-box;
      }
      html {
        scroll-behavior: smooth;
        -webkit-text-size-adjust: 100%;
      }
      body {
        margin: 0;
        background: var(--white);
        font-family: var(--font-sans);
        font-size: var(--fs-body);
        line-height: var(--lh-body);
        font-weight: var(--w-explanatory);
        color: var(--c-explanatory);
        -webkit-text-size-adjust: 100%;
      }
      img {
        max-width: 100%;
        display: block;
      }
      a {
        color: inherit;
        text-decoration: none;
      }
      a[target="_blank"] {
        text-decoration-line: underline;
        text-decoration-color: currentColor;
        text-decoration-thickness: 1.2px;
        text-underline-offset: 3.6px;
      }
      a[target="_blank"]:hover,
      a[target="_blank"]:focus-visible {
        text-decoration-thickness: 2.4px;
      }
      .nav-link:hover {
        border-bottom-color: var(--black);
      }
      a:hover {
        text-decoration-thickness: 2.4px;
      }
      a:focus-visible {
        text-decoration-thickness: 2.4px;
      }
      .nav-link,
      .btn,
      .announce-close,
      .brand-link {
        text-decoration: none;
      }
      a:focus-visible,
      button:focus-visible {
        outline: 3.6px solid var(--black);
        outline-offset: 2.4px;
      }
      input:focus-visible,
      textarea:focus-visible,
      select:focus-visible {
        outline: 3.6px solid var(--black);
        outline-offset: 2.4px;
      }
      input:focus,
      textarea:focus,
      select:focus {
        outline: 3.6px solid var(--black);
        outline-offset: 2.4px;
      }
      .container {
        width: min(var(--max), calc(100% - (var(--pad) * 2)));
        margin: 0 auto;
      }
      /* ===================== Navigation ===================== */
      .top-chrome {
        position: relative;
        z-index: 1000;
        background: var(--white);
        border-bottom: var(--border-structural);
        transform: translateY(0);
        box-shadow: 0 0 0 rgba(0, 0, 0, 0);
        transition:
          transform 220ms ease,
          box-shadow 140ms ease;
        will-change: transform, box-shadow;
      }
      html.js:not(.chrome-ready) .top-chrome {
        visibility: hidden;
        opacity: 0;
      }
      html.js.chrome-ready .top-chrome {
        visibility: visible;
        opacity: 1;
      }
      .top-chrome,
      .top-chrome a,
      .top-chrome button {
        font-family: inherit;
      }
      .top-chrome.is-fixed {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
      }
      .top-chrome.is-fixed.has-shadow:not(.is-hidden) {
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
      }
      .top-chrome.is-hidden {
        transform: translateY(calc(-100% - 1.2px));
      }
      .top-chrome.no-transition {
        transition: none !important;
      }
      .top-chrome-spacer {
        height: 0;
        pointer-events: none;
      }
      .top-chrome-spacer.is-active {
        height: var(--top-chrome-height, 0px);
      }
      .header-signal {
        position: relative;
        height: 2.4px;
        overflow: hidden;
        background: transparent;
        opacity: 0;
        transition: opacity 180ms ease-out;
      }
      .header-signal::before,
      .header-signal::after {
        content: "";
        position: absolute;
        top: 0;
        bottom: 0;
        left: 0;
        pointer-events: none;
      }
      .header-signal::before {
        width: 100%;
        background: transparent;
      }
      .header-signal::after {
        width: 100%;
        background: var(--yellow-100);
        transform: scaleX(0);
        transform-origin: left center;
        will-change: transform;
      }
      html.signal-active .header-signal {
        opacity: 1;
      }
      html.signal-active .header-signal::after {
        animation: headerSignalBoot 1.5s cubic-bezier(0.3, 0, 0.2, 1) 0.04s 1 both;
      }
      .hero-header,
      section[id],
      .collaboration-section,
      footer {
        transition:
          opacity 420ms cubic-bezier(0.22, 1, 0.36, 1),
          transform 520ms cubic-bezier(0.22, 1, 0.36, 1);
        will-change: opacity, transform;
      }
      html.js.boot-pending .hero-header,
      html.js.boot-pending section[id],
      html.js.boot-pending .collaboration-section,
      html.js.boot-pending footer {
        opacity: 0;
        transform: translateY(12px);
      }
      html.js.hero-revealed .hero-header {
        opacity: 1;
        transform: translateY(0);
      }
      html.js.content-revealed section[id],
      html.js.content-revealed .collaboration-section,
      html.js.content-revealed footer {
        opacity: 1;
        transform: translateY(0);
      }
      html.boot-complete .header-signal {
        opacity: 0;
      }
      @keyframes headerSignalBoot {
        0% {
          transform: scaleX(0);
          opacity: 1;
        }
        18% {
          transform: scaleX(0.22);
          opacity: 1;
        }
        56% {
          transform: scaleX(0.68);
          opacity: 1;
        }
        82% {
          transform: scaleX(0.9);
          opacity: 1;
        }
        100% {
          transform: scaleX(1);
          opacity: 1;
        }
      }
      @media (prefers-reduced-motion: reduce) {
        .top-chrome {
          transition: none;
        }
        .hero-header,
        section[id],
        footer {
          transition: none !important;
          opacity: 1 !important;
          transform: none !important;
        }
      }
      html.rv-banner-dismissed .announce { display:none !important; }
      .announce {
        background: var(--yellow-25);
        border-bottom: 1.2px solid var(--yellow-50);
      }
      .announce-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--s3);
        min-height: 56.4px;
        padding: 0;
      }
      .announce-link {
        display: inline-flex;
        align-items: center;
        gap: 7.2px;
        flex: 1 1 auto;
        min-width: 0;
        white-space: nowrap;
        overflow: hidden;
      }
      .announce-link-text {
        display: block;
        min-width: 0;
        overflow: hidden;
        white-space: nowrap;
      }
      .announce-link svg {
        width: 14.4px;
        height: 14.4px;
        flex: 0 0 auto;
      }
      .announce-close {
        appearance: none;
        -webkit-appearance: none;
        border: 0;
        background: transparent;
        padding: 12px 0;
        width: 52.8px;
        min-width: 52.8px;
        min-height: 52.8px;
        cursor: pointer;
        border-radius: var(--radius-sm);
        display: inline-flex;
        align-items: center;
        justify-content: flex-end;
      }
      .announce-close svg {
        width: var(--icon-btn-size) !important;
        height: var(--icon-btn-size) !important;
        max-width: none !important;
        max-height: none !important;
        flex: 0 0 var(--icon-btn-size) !important;
        display: block;
      }
      .announce-close svg *,
      .menu-icon svg * {
        stroke-width: var(--icon-btn-stroke) !important;
        stroke-linecap: round !important;
        stroke-linejoin: round !important;
        vector-effect: non-scaling-stroke;
      }
      .nav {
        background: var(--white);
      }
      .nav-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 16.8px 0;
        gap: var(--s4);
      }
      .brand-logo {
        height: 50.4px;
        image-rendering: auto;
        max-height: 50.4px;
        width: auto;
        max-width: 100%;
        flex-shrink: 0;
        object-fit: contain;
      }
      .nav-right {
        display: flex;
        align-items: center;
        gap: var(--s4);
      }
      .nav-links {
        display: flex;
        gap: var(--s4);
        align-items: center;
      }
      .nav-link {
        padding: 7.2px 0;
        border-bottom: 2.4px solid transparent;
      }
      .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-height: 57.6px;
        padding: 0 16.8px;
        border-radius: var(--radius);
        border: var(--border);
        background: var(--white);
        cursor: pointer;
        white-space: nowrap;
      }
      .btn-primary {
        background: var(--yellow-100);
        border: 0;
      }
      .scroll-anchor {
        display: block;
        height: 0;
        scroll-margin-top: calc(var(--anchor-offset) + var(--anchor-gap));
      }
      .scroll-anchor.top {
        scroll-margin-top: 0;
      }
      header {
        padding: 67.2px 0 var(--section-pad);
      }
      .kicker {
        display: inline-flex;
        align-items: center;
        gap: 0;
        margin-bottom: var(--s3);
      }
      .kicker .dot {
        width: 12px;
        height: 12px;
        border-radius: 4.8px;
        background: var(--black);
        display: inline-block;
      }
      h1 {
        margin: 0 0 var(--s3);
      }
      .lead {
        max-width: 78ch;
        margin: 0;
      }
      section {
        padding: var(--section-pad) 0;
        border-top: var(--border-structural);
      }
      .section-head {
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        gap: var(--s4);
        margin-bottom: var(--s5);
      }
      h2 {
        margin: 0;
      }
      .section-sub {
        margin: 9.6px 0 0;
        max-width: 82ch;
        margin-top: 0;
        margin-bottom: 0;
      }
      .card {
        border: var(--border);
        border-radius: var(--radius);
        background: var(--white);
        padding: var(--s4);
      }
      .grid-2 {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--s4);
      }
      .stages {
        display: grid;
        gap: var(--s4);
      }
      /* ===================== Development trajectory ===================== */
      details.stage {
        border: var(--border);
        border-radius: var(--radius);
        background: var(--white);
        overflow: hidden;
      }
      summary.stage-head {
        list-style: none;
        cursor: pointer;
        padding: var(--s4);
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        gap: var(--s4);
      }
      summary::-webkit-details-marker {
        display: none;
      }
      .stage-title {
        margin: 0;
        white-space: nowrap;
      }
      .stage-body {
        padding: 4.8px 24px 26.4px;
        border-top: none;
        background: var(--white);
      }
      .stage-cols {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--s4);
        margin-top: var(--s4);
      }
      ul {
        margin: 0;
        padding-left: 21.6px;
      }
      li {
        margin: 7.2px 0;
      }
      /* ===================== Forms and input patterns ===================== */
      .contact-form {
        display: grid;
        gap: var(--s3);
      }
      label {
        display: block;
        margin-bottom: 7.2px;
      }
      input,
      textarea,
      select {
        width: 100%;
        border: var(--border);
        border-radius: var(--radius-sm);
        padding: 14.4px 14.4px;
        background: var(--white);
      }
      textarea {
        min-height: 172.8px;
        resize: vertical;
      }
      input,
      select {
        min-height: 57.6px;
      }
      .form-row {
        display: grid;
        gap: var(--s3);
        grid-template-columns: 1fr 1fr;
      }
      .hp-field {
        position: absolute;
        left: -9999px;
        width: 1.2px;
        height: 2.4px;
        overflow: hidden;
      }
      /* ===================== Footer ===================== */
      footer {
        border-top: var(--border-structural);
        padding: 26.4px 0;
      }
      .foot {
        display: flex;
        justify-content: space-between;
        gap: var(--s3);
        flex-wrap: wrap;
      }
      svg {
        max-width: 100%;
      }
      .iz-workstream {
        display: flex;
        align-items: center;
        gap: 9.6px;
      }
      .iz-icon {
        width: 21.6px;
        height: 21.6px;
        flex: 0 0 auto;
        margin-top: 1.2px;
        color: inherit;
      }
      .iz-icon svg {
        width: 21.6px;
        height: 21.6px;
        display: block;
      }
      .cm-chevron,
      .chev,
      .check {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        flex: 0 0 auto;
      }
      .cm-chevron svg {
        width: 26.4px;
        height: 26.4px;
        display: block;
      }
      .cm-item[aria-selected="true"] .cm-chevron svg path {
        stroke: var(--black);
      }
      .chev svg {
        width: var(--icon-chevron-size);
        height: var(--icon-chevron-size);
        display: block;
      }
      .chev svg * {
        stroke-width: var(--icon-chevron-stroke) !important;
        stroke-linecap: round !important;
        stroke-linejoin: round !important;
        vector-effect: non-scaling-stroke;
      }
      .check svg {
        width: var(--icon-check-size);
        height: var(--icon-check-size);
        display: block;
      }
      .check svg * {
        stroke-width: var(--icon-check-stroke) !important;
        stroke-linecap: round !important;
        stroke-linejoin: round !important;
        vector-effect: non-scaling-stroke;
      }
      .section-title {
        display: flex;
        align-items: baseline;
        justify-content: space-between;
        gap: var(--s4);
        margin-bottom: var(--s5);
      }
      .accordion {
        display: grid;
        gap: var(--s4);
        margin-top: var(--s5);
      }
      details {
        border: var(--border);
        border-radius: var(--radius);
        background: var(--white);
        overflow: hidden;
      }
      summary {
        list-style: none;
        cursor: pointer;
        padding: 19.2px 24px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--s3);
        user-select: none;
      }
      .stage-left {
        display: flex;
        align-items: center;
        gap: var(--s2);
        min-width: 0;
      }
      .chev {
        width: 21.6px;
        height: 21.6px;
        border: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        flex: 0 0 auto;
        background: transparent;
      }
      .panel {
        border: var(--border);
        border-radius: var(--radius);
        background: var(--white);
        padding: var(--s4);
      }
      .panel-head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--s3);
        margin-bottom: var(--s2);
      }
      .panel-title {
        margin: 0;
      }
      .panel-body {
        display: grid;
        grid-template-columns: 1fr;
        gap: var(--s4);
        align-items: start;
      }
      .two-up {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--grid-gap);
        align-items: stretch;
        margin-top: var(--grid-gap);
      }
      .two-up .panel {
        height: 100%;
        display: flex;
        flex-direction: column;
      }
      .feature-strip {
        display: grid;
        grid-template-columns: 1fr 1fr 1fr;
        gap: 16.8px;
        margin-top: 12px;
      }
      .feature {
        border: var(--border);
        border-radius: var(--radius-sm);
        padding: 16.8px;
        background: var(--white);
        padding-top: 12px;
      }
      .feature h4 {
        margin: 0 0 7.2px;
      }
      .feature p {
        margin: 0;
      }
      .check {
        width: 24px;
        height: 24px;
        border: var(--border);
        border-radius: var(--radius-sm);
        display: flex;
        align-items: center;
        justify-content: center;
        flex: 0 0 auto;
        background: var(--white);
        margin-top: 1.2px;
      }
      .stack {
        display: grid;
        gap: 16.8px;
      }
      .u-mb-12 {
        margin-bottom: 14.4px;
      }
      .u-mt-8 {
        margin-top: 9.6px;
      }
      .u-mt-18 {
        margin-top: 12px;
      }
      .u-row-gap-10 {
        row-gap: 0;
      }
      .conceptual-model-shell {
        border: var(--border);
        border-radius: var(--radius);
        padding: var(--s4) var(--s4) var(--s4) calc(var(--s4) - 19.2px);
      }
      /* ===================== Conceptual model ===================== */
      .cm-wrap {
        display: grid;
        grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
        gap: var(--s5);
        align-items: stretch;
        margin-top: var(--s4);
        margin: 0 !important;
      }
      .cm-nav {
        padding: 0 !important;
        margin: 0 !important;
        display: flex !important;
        gap: var(--s1) !important;
        flex-direction: column;
        justify-content: center;
        align-self: stretch;
        margin-left: -12px;
      }
      .cm-item {
        width: 100%;
        scroll-margin-top: calc(var(--anchor-offset) + var(--anchor-gap));
        row-gap: 4.8px;
        text-align: left;
        padding: 16.8px 0;
        background: transparent;
        border: 0;
        cursor: pointer;
        display: flex;
        gap: 14.4px;
        align-items: flex-start;
        font: inherit;
        border-radius: var(--radius-sm);
        transition: transform 0.15s ease;
        padding-top: 16.8px !important;
        padding-bottom: 16.8px !important;
        padding-left: 0;
      }
      .cm-item + .cm-item {
        border-top: 0 !important;
        padding-top: 26.4px;
        margin-top: 9.6px;
      }
      .cm-item[aria-selected="true"] {
        transform: translateX(24px);
      }
      @media (max-width: 1080px) {
        .cm-item,
        .cm-item:hover,
        .cm-item:focus,
        .cm-item:focus-visible,
        .cm-item:active,
        .cm-item[aria-selected="true"],
        .cm-item[aria-selected="true"]:hover,
        .cm-item[aria-selected="true"]:focus,
        .cm-item[aria-selected="true"]:focus-visible,
        .cm-item[aria-selected="true"]:active {
          transform: none !important;
        }
      }
      .cm-chevron {
        width: 33.6px;
        height: 33.6px;
        border: 0;
        background: transparent;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        flex: 0 0 auto;
        margin-top: 0;
      }
      .cm-item h3 {
        margin: 0 0 12px;
        margin-bottom: 4.8px;
      }
      .cm-item p {
        margin: 0;
        max-width: 56ch;
        margin-top: 0;
      }
      .cm-stage {
        border: none;
        border-radius: 0;
        background: var(--white);
        overflow: hidden;
        display: flex;
        flex-direction: column;
      }
      .cm-stage-body--visual {
        padding: 0 !important;
        flex: 1;
        display: flex;
        align-items: center;
        justify-content: center;
      }
      .cm-visual {
        padding: 0 !important;
        margin-top: 0 !important;
        margin-bottom: 0 !important;
        margin: 0 !important;
        width: 100%;
        max-width: 912px;
      }
      .cm-visual svg,
      .cm-visual img {
        width: 100%;
        height: auto;
        display: block;
      }
      .status.is-hidden {
        display: none !important;
      }
      .status {
        display: flex;
        align-items: center;
        gap: 0;
        min-height: 57.6px;
        padding: 9.6px 19.2px;
        border: 1.2px solid var(--yellow-50);
        border-radius: var(--radius-sm);
        background: var(--yellow-25);
        margin-bottom: 0;
        outline: none;
      }
      .status-icon {
        width: 24px;
        height: 24px;
        border-radius: 999px;
        border: 1.2px solid var(--black);
        background: var(--white);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        flex: 0 0 auto;
        margin-top: 2.4px;
      }
      .status-icon svg {
        width: var(--icon-check-size);
        height: var(--icon-check-size);
        display: block;
      }
      .status-icon svg * {
        stroke-width: var(--icon-check-stroke) !important;
        stroke-linecap: round !important;
        stroke-linejoin: round !important;
        vector-effect: non-scaling-stroke;
      }
      .feature h3,
      .feature h4 {
        margin-top: 0;
      }
      .feature > div {
        margin-top: 0;
        padding-top: 0;
      }
      .form-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--s3);
      }
      .field {
        min-width: 0;
      }
      .form-actions {
        display: flex;
        gap: var(--s3);
        align-items: center;
        flex-wrap: wrap;
      }
      .announce.is-hidden {
        display: none !important;
      }
      .panel-title + .section-title h2 {
        margin-bottom: var(--s2);
      }
      .section-title + * {
        margin-top: var(--s4);
      }
      section > .container > *:not(.section-title):first-child {
        margin-top: var(--s4);
      }
      details summary .chev {
        width: 21.6px;
        height: 21.6px;
        border: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        flex: 0 0 auto;
        background: transparent;
      }
      details[open] summary .chev {
        width: 21.6px;
        height: 21.6px;
        border: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        flex: 0 0 auto;
        background: transparent;
      }
      html,
      body {
        overscroll-behavior: none;
      }
      @media (max-width: 1104px) {
        .grid-2 {
          grid-template-columns: 1fr;
        }
        .stage-cols {
          grid-template-columns: 1fr;
        }
        .panel-body {
          grid-template-columns: 1fr;
        }
        .two-up {
          grid-template-columns: 1fr;
        }
        .feature-strip {
          grid-template-columns: 1fr;
        }
      }
      @media (max-width: 864px) {
        .form-row {
          grid-template-columns: 1fr;
        }
        .form-grid {
          grid-template-columns: 1fr;
        }
      }
      @media (max-width: 1080px) {
        .cm-wrap {
          grid-template-columns: 1fr;
        }
        .cm-nav {
          margin-left: 0;
        }
        .cm-stage {
          width: 100%;
        }
        .cm-stage-body--visual {
          justify-content: center;
        }
        .cm-visual {
          width: 100%;
          margin-left: auto !important;
          margin-right: auto !important;
        }
        .conceptual-model-shell {
          padding: var(--s4);
        }
      }
      .section-keyline {
        width: 76.8px;
        height: 2.4px;
        background: var(--yellow-100);
        margin: 9.6px 0 14.4px;
      }
      button,
      input,
      textarea,
      select {
        font-family: inherit;
        font-size: inherit;
        line-height: inherit;
        font-weight: inherit;
        color: inherit;
      }
      button::-moz-focus-inner {
        border: 0;
        padding: 0;
      }
      [data-type="explanatory"] {
        color: var(--c-explanatory);
        font-weight: var(--w-explanatory);
      }
      [data-type="assertive"] {
        color: var(--c-assertive);
        font-weight: var(--w-l1l3);
      }
      h1 {
        font-size: var(--fs-l1);
      }
      .hero-copy h1 {
        font-size: var(--fs-hero);
        line-height: var(--lh-l1);
        letter-spacing: var(--ls-tight-1);
      }
      h2 {
        font-size: var(--fs-l2);
        line-height: var(--lh-l2);
        letter-spacing: var(--ls-tight-1);
      }
      h3 {
        font-size: var(--fs-l3);
        line-height: var(--lh-l3);
        letter-spacing: var(--ls-tight-2);
      }
      h4 {
        font-size: var(--fs-l4);
        line-height: var(--lh-l4);
        letter-spacing: var(--ls-tight-2);
      }
      :where(h4)[data-type="assertive"] {
        font-weight: var(--w-l4);
      }
      .meta-reference {
        margin-top: var(--s4);
        padding-top: 0;
        margin-bottom: 0;
        border-top: none;
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
      }
      .meta-reference p {
        margin: 0;
        font-size: 14.4px;
        line-height: 1.4;
        letter-spacing: 0.02em;
        color: var(--black-50);
      }
      :where(.announce-link, .nav-link, .btn, label, .panel-title)[data-type="assertive"] {
        font-size: var(--fs-l4);
        font-weight: var(--w-l4);
        line-height: var(--lh-l4);
        color: var(--c-assertive);
      }
      .btn {
        font-size: var(--fs-l4);
        font-weight: var(--w-l4);
        line-height: var(--lh-l4);
        color: var(--c-assertive);
      }
      input,
      textarea,
      select {
        font-size: var(--fs-body);
        font-weight: var(--w-explanatory);
        line-height: var(--lh-control);
        color: var(--c-explanatory);
      }
      .stage-body :where(h1, h2, h3) {
        font-size: var(--fs-l4);
        line-height: var(--lh-l4);
        letter-spacing: var(--ls-tight-2);
        font-weight: var(--w-l4);
        color: var(--c-assertive);
      }
      :where(h1, h2, h3, h4) {
        margin: 0;
      }
      :where(h1, h2, h3, h4) + :where(p, ul, ol, .section-sub, .lead) {
        margin-top: 0.75em;
      }
      h1 + .lead {
        margin-top: 1.05em;
      }
      strong {
        font-weight: inherit;
      }
      .status :where(strong)[data-type="assertive"] {
        font-size: var(--fs-l4);
        font-weight: var(--w-l4);
        line-height: var(--lh-l4);
        color: var(--c-assertive);
      }
      .contact-stage {
        border: var(--border);
        border-radius: var(--radius);
        background: var(--white);
        overflow: hidden;
      }
      .contact-stage-head {
        padding: 19.2px 24px;
        border-bottom: var(--border);
        background: var(--white);
      }
      .contact-stage-body {
        padding: var(--nested-container-gap);
        display: grid;
        gap: var(--nested-container-gap);
      }
      .contact-fields {
        padding: var(--nested-container-gap);
      }
      .contact-form .contact-actions {
        display: flex;
        gap: var(--s3);
        align-items: center;
        flex-wrap: wrap;
      }
      .contact-form .form-error-banner {
        margin: 0;
      }
      .contact-form .field input,
      .contact-form .field textarea,
      .contact-form .field select {
        display: block;
      }
      .bullets li {
        display: flex;
        align-items: flex-start;
        gap: 9.6px;
      }
      .bullets .check {
        margin-top: 2.4px;
      }
      @supports (color: color-mix(in srgb, #000 50%, #fff)) {
        :root {
          --border-structural: 1.2px solid var(--black-25);
        }
      }
      button.btn {
        appearance: none;
        -webkit-appearance: none;
      }
      .engagement-shell .status {
        margin-bottom: var(--s4);
      }
      h3[data-type="assertive"] {
        padding-left: 0;
      }
      .iz-workstream {
        display: block;
        gap: 0;
      }
      .iz-workstream .iz-icon {
        display: none !important;
      }
      .stage-body h4 {
        margin: 0 0 var(--s2);
      }
      .stage-body .panel-head .panel-title {
        margin: 0;
      }
      .stage-body .section-title .section-sub {
        margin-top: var(--s2) !important;
      }
      .stage-body .panel > .panel-title {
        margin: 0 0 var(--s2);
      }
      .stage-body .panel-head {
        margin-bottom: var(--s2) !important;
      }
      .stage-body .panel.direction .panel-title {
        margin: 0 !important;
      }
      .stage-body .two-up .panel > .panel-title {
        margin: 0 0 var(--s2) !important;
      }
      .nav-right {
        position: relative;
      }
      .menu-btn {
        appearance: none;
        -webkit-appearance: none;
        border: 0;
        background: transparent;
        padding: 12px 0;
        width: 52.8px;
        min-width: 52.8px;
        min-height: 52.8px;
        cursor: pointer;
        border-radius: var(--radius-sm);
        display: inline-flex;
        align-items: center;
        justify-content: flex-end;
        margin: 0;
      }
      .menu-btn:focus-visible {
        outline: 3.6px solid var(--black);
        outline-offset: 2.4px;
      }
      .menu-icon svg {
        width: var(--icon-btn-size);
        height: var(--icon-btn-size);
        display: block;
      }
      .drawer-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.04);
        z-index: 1200;
        opacity: 0;
        transition: opacity 160ms ease;
      }
      .drawer {
        position: fixed;
        inset: 0;
        width: 100%;
        height: var(--drawer-viewport-height);
        min-height: 100dvh;
        background: var(--white);
        z-index: 1300;
        opacity: 0;
        visibility: hidden;
        transition:
          opacity 160ms ease,
          visibility 0s linear 160ms;
        display: grid;
        grid-template-rows: minmax(0, 1fr);
        align-content: stretch;
        padding: 0;
        overflow: hidden;
        overscroll-behavior: contain;
        -webkit-overflow-scrolling: touch;
        padding-top: var(--drawer-safe-top);
        padding-right: var(--drawer-safe-right);
        padding-bottom: var(--drawer-safe-bottom);
        padding-left: var(--drawer-safe-left);
      }
      .drawer.is-open {
        opacity: 1;
        visibility: visible;
        transition:
          opacity 160ms ease,
          visibility 0s linear 0s;
      }
      .drawer-nav {
        width: min(var(--max), calc(100% - (var(--pad) * 2)));
        margin-left: auto;
        margin-right: auto;
        display: grid;
        gap: 19.2px;
        align-content: center;
        justify-content: start;
        min-height: 100%;
        padding-top: 0;
        padding-bottom: 0;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
      }
      .drawer-title-wrap {
        margin-bottom: 9.6px;
      }
      .drawer-title {
        margin: 0;
      }
      .drawer-title-wrap .section-keyline {
        margin: 9.6px 0 0;
      }
      .drawer-nav {
        opacity: 0;
        transition: opacity 140ms ease;
      }
      .drawer-close-link {
        appearance: none;
        -webkit-appearance: none;
        border: 0;
        background: transparent;
        padding: 0;
        margin-top: 12px;
        font: inherit;
        color: var(--black);
        cursor: pointer;
        text-align: left;
        justify-self: start;
        line-height: var(--lh-l4);
        text-decoration-line: underline;
        text-decoration-color: currentColor;
        text-decoration-thickness: 1.2px;
        text-underline-offset: 3.6px;
      }
      .drawer-close-link:hover,
      .drawer-close-link:focus-visible {
        text-decoration-thickness: 2.4px;
      }
      .drawer.is-open .drawer-nav {
        opacity: 1;
        transition-delay: 70ms;
      }
      .drawer-link {
        display: block;
        font-size: 23px;
        line-height: var(--lh-l3);
        padding: 14.4px 0;
        border-bottom: none;
        text-align: left;
      }
      .drawer-link:last-child {
        border-bottom: none;
      }
      .drawer-link:hover {
        text-decoration-thickness: 2.4px;
      }
      .drawer[hidden],
      .drawer-overlay[hidden] {
        display: none !important;
      }
      .drawer-overlay.is-open {
        opacity: 1;
      }
      body.menu-open {
        overflow: hidden;
        position: fixed;
        inset: 0;
        width: 100%;
      }

      html {
        scrollbar-gutter: stable;
      }

      body.contact-dialog-open {
        overflow: hidden;
      }
      @media (prefers-reduced-motion: reduce) {
        .drawer {
          transition: none;
        }
      }
      @supports (height: 100dvh) {
        :root {
          --drawer-viewport-height: 100dvh;
        }
      }
      @supports not (height: 100dvh) and (height: 100svh) {
        :root {
          --drawer-viewport-height: 100svh;
        }
      }
      .nav {
        display: flex;
        align-items: center;
      }
      .nav-right {
        margin-left: auto;
        display: flex;
        align-items: center;
        justify-content: flex-end;
      }
      .menu-btn .menu-icon {
        display: inline-flex;
        align-items: center;
        justify-content: center;
      }
      .drawer-head {
        padding-bottom: 0;
      }
      .cm-visual {
        position: relative;
      }
      .cm-visual .cm-img {
        position: absolute;
        inset: 0;
        width: 100%;
        height: auto;
        display: block;
        opacity: 0;
        pointer-events: none;
        transition: opacity 160ms ease;
      }
      .cm-visual .cm-img.is-active {
        opacity: 1;
        pointer-events: auto;
      }
      .cm-stage-body--visual .cm-visual {
        aspect-ratio: 16 / 9;
      }
      .cm-stage-body--visual .cm-visual .cm-img {
        height: 100%;
        width: 100%;
        object-fit: contain;
      }
      #cm-panel:focus,
      #cm-panel:focus-visible {
        outline: none !important;
        box-shadow: none !important;
      }
      .cm-visual:focus,
      .cm-visual:focus-visible,
      .cm-visual img:focus,
      .cm-visual img:focus-visible {
        outline: none !important;
        box-shadow: none !important;
      }
      input,
      select {
        min-height: 57.6px;
        height: 57.6px;
      }
      select {
        line-height: var(--lh-control);
        appearance: none;
        -webkit-appearance: none;
        -moz-appearance: none;
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none'%3E%3Cpath d='M7 10l5 5 5-5' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
        background-repeat: no-repeat;
        background-position: right 16.8px center !important;
        background-size: 16.8px 16.8px;
        padding-right: 50.4px;
      }
      .contact-form select,
      .contact-form select:hover,
      .contact-form select:focus,
      .contact-form select:focus-visible,
      .contact-form select:active {
        background-position: right 16.8px center !important;
      }
      .contact-form select {
        cursor: pointer;
      }
      .cm-wiz {
        position: absolute;
        inset: 0;
        display: block;
        pointer-events: none;
      }
      .cm-wiz-canvas {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        display: block;
      }
      /* ===================== Nested accordions ===================== */
      details.substage {
        border: var(--border);
        border-radius: var(--radius);
        background: var(--white);
        overflow: hidden;
      }
      summary.substage-summary {
        padding: var(--s4);
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        gap: var(--s3);
        user-select: none;
      }
      summary.substage-summary::-webkit-details-marker {
        display: none;
      }
      .substage-head {
        min-width: 0;
      }
      .substage-body {
        border-top: none;
        padding: 0 var(--s4) var(--s4);
      }
      .substage-body .section-title {
        margin: 0;
      }
      summary.substage-summary {
        padding: 19.2px 24px !important;
        display: flex;
        align-items: center !important;
        justify-content: space-between;
        gap: var(--s3);
        user-select: none;
      }
      summary.substage-summary .section-sub {
        display: none !important;
      }
      details.substage[open] .substage-body {
        border-top: none;
        padding: 4.8px 24px 26.4px !important;
      }
      .substage-body .section-sub {
        margin-top: 14.4px !important;
        margin-bottom: var(--nested-container-gap) !important;
      }
      .substage-body > *:last-child {
        margin-bottom: 0 !important;
      }
      /* ===================== Intended deployment contexts ===================== */
      #focus-areas {
        min-height: auto;
        display: block;
      }
      #focus-areas > .container {
        width: min(var(--max), calc(100% - (var(--pad) * 2)));
        margin: 0 auto;
      }
      #focus-areas .deployment-wrap {
        position: relative;
        overflow: hidden;
        padding: 10px 10px 18px;
        margin: -10px -10px -18px;
      }
      #focus-areas .deployment-rail {
        display: flex;
        flex-wrap: nowrap;
        gap: var(--s3);
        overflow-x: auto;
        overflow-y: hidden;
        margin-top: 0;
        padding: 0 2.4px 0;
        margin-bottom: 0;
        scroll-snap-type: x proximity;
        scrollbar-width: none;
        -ms-overflow-style: none;
        -webkit-overflow-scrolling: touch;
        scroll-behavior: smooth;
      }
      #focus-areas .deployment-rail::-webkit-scrollbar {
        width: 0;
        height: 0;
        display: none;
      }
      #focus-areas .deployment-card,
      #focus-areas:not(.is-expanded) .deployment-card.deployment-hidden {
        display: grid;
        flex: 0 0 auto;
        min-width: 0;
        width: auto;
        min-height: 240px;
        padding: var(--s4);
        border: var(--border);
        border-radius: var(--radius);
        background: var(--white);
        scroll-snap-align: start;
        position: relative;
        gap: 14.4px;
        text-align: left;
        box-shadow: none;
        transform: none;
      }
      #focus-areas .deployment-card .deployment-title {
        display: flex;
        align-items: flex-start;
        margin: calc(var(--s4) * -1) calc(var(--s4) * -1) var(--s3);
        padding: var(--s4);
        border-bottom: var(--border);
        font-size: var(--fs-l3);
        line-height: var(--lh-l3);
        font-weight: var(--w-l1l3);
        color: var(--c-assertive);
      }
      #focus-areas .deployment-card .deployment-details {
        display: grid;
        grid-template-columns: 1fr;
        gap: 12px;
        margin: 0;
      }
      #focus-areas .deployment-card .deployment-details dt {
        font-size: var(--fs-l4);
        line-height: var(--lh-l4);
        font-weight: var(--w-l4);
        color: var(--black);
      }
      #focus-areas .deployment-card .deployment-details dd {
        margin: 2.4px 0 0;
        font-size: var(--fs-body);
        line-height: var(--lh-body);
        font-weight: var(--w-explanatory);
        color: var(--black-75);
      }
      #focus-areas .deployment-index {
        position: absolute;
        right: 14.4px;
        bottom: 12px;
        font-size: 14.4px;
        line-height: 1;
        color: var(--black-50);
      }
      #focus-areas .deployment-progress-rail,
      #focus-areas .disclosure-control {
        display: none !important;
      }
      @media (min-width: 1177.2px) {
        #focus-areas .deployment-card {
          flex-basis: calc((100% - (var(--s3) * 3)) / 4);
        }
      }
      @media (min-width: 673px) and (max-width: 1176px) {
        #focus-areas .deployment-card {
          flex-basis: calc((100% - var(--s3) - 67.2px) / 2);
        }
        #focus-areas .deployment-card .deployment-title {
          min-height: 86px;
        }
      }
      @media (max-width: 672px) {
        #focus-areas .deployment-card {
          flex-basis: 100%;
        }
      }
      .cm-plate {
        width: 100%;
        height: 100%;
        min-height: 312px;
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 14.4px;
        padding: 14.4px;
      }
      .cm-plate-col {
        position: relative;
        border: var(--border);
        border-radius: calc(var(--radius-sm) + 1.2px);
        overflow: hidden;
        background: var(--white);
      }
      .cm-plate-frame {
        width: 100%;
        aspect-ratio: 16 / 9;
        border: 0;
        display: block;
      }
      .cm-plate-label {
        position: absolute;
        left: 12px;
        right: 12px;
        bottom: 9.6px;
        font-size: 15.6px;
        line-height: 1.2;
        color: var(--black-50);
        text-align: center;
        pointer-events: none;
        background: linear-gradient(to top, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0));
        padding-top: 21.6px;
      }
      html.cm-plate-mode body {
        margin: 0;
      }
      html.cm-plate-mode .top-chrome,
      html.cm-plate-mode header,
      html.cm-plate-mode section:not(#conceptual-model),
      html.cm-plate-mode footer {
        display: none !important;
      }
      html.cm-plate-mode #conceptual-model {
        border-top: 0 !important;
        padding: 0 !important;
      }
      html.cm-plate-mode #conceptual-model > .container {
        width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
      }
      html.cm-plate-mode #conceptual-model .section-title,
      html.cm-plate-mode #conceptual-model .cm-nav {
        display: none !important;
      }
      html.cm-plate-mode #conceptual-model .conceptual-model-shell {
        border: 0 !important;
        border-radius: 0 !important;
        padding: 0 !important;
      }
      html.cm-plate-mode #conceptual-model .cm-wrap {
        grid-template-columns: 1fr !important;
        gap: 0 !important;
      }
      html.cm-plate-mode #conceptual-model .cm-stage {
        border: 0 !important;
        border-radius: 0 !important;
      }
      html.cm-plate-mode #conceptual-model .cm-stage-body--visual {
        padding: 0 !important;
      }
      html.cm-plate-mode #conceptual-model .cm-visual {
        max-width: none !important;
        width: 100% !important;
        aspect-ratio: 16 / 9 !important;
      }
      #focus-areas.is-expanded .deployment-card {
        animation: deploymentFanIn 280ms ease both;
        animation-delay: calc(var(--i, 0) * 24ms);
      }
      @keyframes deploymentFanIn {
        from {
          opacity: 0;
          transform: translateY(12px);
        }
        to {
          opacity: 1;
          transform: translateY(0);
        }
      }
      .cm-chevron {
        opacity: 0;
      }
      .cm-item[aria-selected="true"] .cm-chevron {
        opacity: 1;
      }
      .cm-chevron svg path {
        stroke: var(--black);
      }
      .cm-item:hover,
      .cm-item:focus-visible {
        transform: none;
      }
      .cm-item[aria-selected="true"] {
        transform: translateX(24px);
      }
      @media (max-width: 1080px) {
        .cm-item[aria-selected="true"] {
          transform: none !important;
        }
      }
      #solution-development-roadmap details[data-stage-future="true"] summary {
        cursor: pointer;
      }
      #solution-development-roadmap details[data-stage-future="true"] summary .chev {
        opacity: 0.4;
      }
      #solution-development-roadmap #stage1-scoping {
        position: relative;
        isolation: isolate;
        overflow: hidden;
      }
      #solution-development-roadmap #stage1-scoping::after {
        content: none;
      }
      #solution-development-roadmap #stage1-scoping > summary,
      #solution-development-roadmap #stage1-scoping > .stage-body {
        position: relative;
        z-index: 1;
      }
      #solution-development-roadmap #stage1-scoping > summary::before {
        content: none;
      }
      #solution-development-roadmap #stage1-scoping > summary.is-focus-target {
        animation: stageBannerSettle 980ms cubic-bezier(0.22, 1, 0.36, 1);
      }
      #solution-development-roadmap #stage1-scoping.is-focus-target-shell {
        animation: stageBannerShell 980ms cubic-bezier(0.22, 1, 0.36, 1);
      }
      #solution-development-roadmap #stage1-scoping.is-focus-target-shell::after {
        animation: stageBannerFill 980ms cubic-bezier(0.22, 1, 0.36, 1);
      }
      #solution-development-roadmap #stage1-scoping.is-focus-target-shell > summary,
      #solution-development-roadmap #stage1-scoping.is-focus-target-shell > .stage-body {
        animation: stageBannerSurface 980ms cubic-bezier(0.22, 1, 0.36, 1);
      }
      @keyframes stageBannerSettle {
        0% {
          box-shadow: none;
        }
        32% {
          box-shadow: none;
        }
        100% {
          box-shadow: none;
        }
      }
      @keyframes stageBannerShell {
        0% {
          border-color: var(--black-25);
          box-shadow: 0 0 0 0 rgba(250, 220, 26, 0);
        }
        24% {
          border-color: var(--yellow-50);
          box-shadow: none;
        }
        100% {
          border-color: var(--black-25);
          box-shadow: 0 0 0 0 rgba(250, 220, 26, 0);
        }
      }
      @keyframes stageBannerFill {
        0% {
          opacity: 0;
        }
        24% {
          opacity: 1;
        }
        100% {
          opacity: 0;
        }
      }
      @keyframes stageBannerSurface {
        0% {
          background-color: var(--white);
        }
        24% {
          background-color: var(--yellow-25);
        }
        100% {
          background-color: var(--white);
        }
      }
      .premise-tiles {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: var(--s4);
      }
      .premise-tile {
        width: 100%;
        border: var(--border);
        border-radius: var(--radius);
        background: var(--white);
        overflow: hidden;
        padding: 0;
        display: flex;
        flex-direction: column;
        text-align: left;
        cursor: default;
      }
      .premise-tile h4 {
        padding: var(--s4) var(--s4) 0;
        margin: 0;
      }
      .premise-tile p {
        padding: var(--s2) var(--s4) var(--s4);
        margin: 0;
      }
      @media (max-width: 960px) {
        .premise-tiles {
          grid-template-columns: 1fr;
        }
      }
      .field-error {
        border-color: var(--black) !important;
      }
      .field-error-msg {
        margin-top: 9.6px;
        font-size: var(--fs-l4);
        line-height: var(--lh-l4);
        color: var(--black-75);
      }
      .field-error-msg strong {
        color: var(--black);
      }
      .field-error-msg.is-hidden {
        display: none !important;
      }
      .form-error-banner,
      .form-success-banner {
        display: flex;
        align-items: center;
        gap: 0;
        min-height: 57.6px;
        padding: 9.6px 19.2px;
        border: 1.2px solid var(--yellow-50);
        border-radius: var(--radius-sm);
        background: var(--yellow-25);
        margin-bottom: var(--s3);
      }
      .form-error-banner p,
      .form-success-banner p,
      .status p {
        margin: 0 !important;
      }
      .btn-inner {
        display: flex;
        align-items: center;
        gap: 9.6px;
      }
      .btn-slot {
        width: 21.6px;
        height: 21.6px;
        flex: 0 0 21.6px;
        position: relative;
      }
      .btn-slot svg,
      .sending-dots {
        position: absolute;
        inset: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        transition:
          opacity 0.2s ease,
          transform 0.2s ease;
      }
      .btn-slot svg {
        width: var(--icon-chevron-size);
        height: var(--icon-chevron-size);
        display: block;
      }
      .btn-slot svg * {
        stroke-width: var(--icon-chevron-stroke) !important;
        stroke-linecap: round !important;
        stroke-linejoin: round !important;
        vector-effect: non-scaling-stroke;
      }
      .icon-send {
        opacity: 1;
      }
      .icon-sent {
        opacity: 0;
      }
      .sending-dots {
        opacity: 0;
      }
      .btn-send.is-sending .icon-send {
        opacity: 0;
      }
      .btn-send.is-sending .sending-dots {
        opacity: 1;
      }
      .btn-send.is-sent .icon-send {
        opacity: 0;
      }
      .btn-send.is-sent .sending-dots {
        opacity: 0;
      }
      .btn-send.is-sent .icon-sent {
        opacity: 1;
        transform: scale(1.15);
      }
      .sending-dots span {
        width: 3.6px;
        height: 3.6px;
        background: #000;
        border-radius: 50%;
        margin: 0 1.2px;
        animation: dotPulse 1.45s infinite ease-in-out;
      }
      .sending-dots span:nth-child(2) {
        animation-delay: 0.18s;
      }
      .sending-dots span:nth-child(3) {
        animation-delay: 0.36s;
      }
      @keyframes dotPulse {
        0%,
        100% {
          opacity: 0.22;
        }
        45% {
          opacity: 1;
        }
      }
      textarea,
      .contact-form textarea {
        resize: none !important;
      }
      textarea::-webkit-resizer {
        display: none;
      }
      .hero-header {
        display: grid;
        grid-template-columns: minmax(0, 0.98fr) minmax(384px, 0.92fr);
        gap: var(--s5);
        align-items: center;
      }
      .hero-copy {
        min-width: 0;
      }
      .hero-copy .lead {
        max-width: 68ch;
      }
      .hero-entry {
        display: flex;
        align-items: center;
        justify-content: center;
        min-height: 432px;
      }
      .hero-entry-card {
        width: 100%;
        max-width: 504px;
        border: var(--border);
        border-radius: var(--radius);
        background: var(--white);
        overflow: hidden;
      }
      .hero-entry-head {
        position: relative;
        display: grid;
        gap: 4.8px;
        padding: var(--s4);
        padding-right: 67.2px;
        border-bottom: var(--border);
        background: var(--white);
      }
      .hero-entry-head h3 {
        margin: 0;
      }
      .hero-entry-head-icon {
        position: absolute;
        right: var(--s4);
        top: 50%;
        transform: translateY(-50%);
        height: 50.4px;
        width: auto;
        object-fit: contain;
      }
      .hero-entry-sub {
        margin: 0;
        color: var(--black-75);
        font-size: var(--fs-body);
        line-height: var(--lh-body);
        font-weight: var(--w-explanatory);
      }
      .hero-entry-body {
        padding: var(--s4);
      }
      .hero-entry-form {
        display: grid;
        gap: var(--s3);
      }
      .hero-entry-field {
        display: grid;
        gap: 7.2px;
      }
      .hero-entry-field label {
        margin: 0;
      }
      .hero-support-step[hidden],
      .hero-support-email[hidden] {
        display: none !important;
      }
      .hero-support-success {
        display: grid;
        gap: var(--s2);
      }
      .hero-entry-field input,
      .hero-entry-field select {
        display: block;
        width: 100%;
        box-sizing: border-box;
        min-height: 57.6px;
        height: 57.6px;
        border: var(--border);
        border-radius: var(--radius-sm);
        background: var(--white);
        padding: 14.4px 14.4px;
        font-size: var(--fs-body);
        line-height: var(--lh-control);
        font-weight: var(--w-explanatory);
        color: var(--c-explanatory);
      }
      .hero-entry-actions {
        display: flex;
        gap: var(--s3);
        align-items: center;
        flex-wrap: nowrap;
        width: 100%;
      }
      .hero-entry-action {
        width: auto;
        padding: 0 16.8px;
        background: var(--white);
        border: var(--border);
        flex: 0 0 auto;
      }
      .hero-entry-action.is-sending .icon-send {
        opacity: 0;
        transform: scale(0.9);
      }
      .hero-entry-action.is-sending .sending-dots {
        opacity: 1;
        transform: scale(1);
      }
      .hero-entry-support {
        margin: 0 0 0 auto;
        color: var(--c-explanatory);
        font-size: var(--fs-body);
        line-height: var(--lh-body);
        font-weight: var(--w-explanatory);
        white-space: nowrap;
        text-align: right;
      }
      .hero-entry-support a {
        color: var(--c-assertive);
        text-decoration-line: underline;
        text-decoration-color: currentColor;
        text-decoration-thickness: 1.2px;
        text-underline-offset: 3.6px;
      }
      .hero-entry-support button {
        appearance: none;
        -webkit-appearance: none;
        border: 0;
        background: transparent;
        padding: 0;
        margin: 0;
        font: inherit;
        color: var(--c-assertive);
        cursor: pointer;
        text-decoration-line: underline;
        text-decoration-color: currentColor;
        text-decoration-thickness: 1.2px;
        text-underline-offset: 3.6px;
      }
      .hero-entry-support button:hover,
      .hero-entry-support button:focus-visible {
        text-decoration-thickness: 2.4px;
      }
      .hero-entry-support a:hover,
      .hero-entry-support a:focus-visible {
        text-decoration-thickness: 2.4px;
      }
      .hero-entry .sending-dots {
        position: absolute;
        inset: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        transition:
          opacity 0.2s ease,
          transform 0.2s ease;
        opacity: 0;
        transform: scale(0.9);
        pointer-events: none;
      }
      .hero-entry .sending-dots span {
        width: 3.6px;
        height: 3.6px;
        background: #000;
        border-radius: 50%;
        margin: 0 1.2px;
        animation: dotPulse 1.45s infinite ease-in-out;
      }
      .hero-entry .sending-dots span:nth-child(2) {
        animation-delay: 0.15s;
      }
      .hero-entry .sending-dots span:nth-child(3) {
        animation-delay: 0.3s;
      }
      @media (max-width: 1176px) {
        .hero-header {
          grid-template-columns: 1fr;
          align-items: start;
        }
        .hero-copy {
          order: 2;
        }
        .hero-entry {
          order: 1;
          min-height: auto;
          margin-bottom: var(--s4);
        }
        .hero-entry-card {
          max-width: none;
        }
      }
      .meta-reference .disclosure-trigger,
      .revalorise-contact-actions .disclosure-trigger {
        appearance: none;
        -webkit-appearance: none;
        border: 0;
        background: transparent;
        padding: 0;
        cursor: pointer;
        font: inherit;
        text-decoration-line: underline;
        text-decoration-color: currentColor;
        text-decoration-thickness: 1.2px;
        text-underline-offset: 3.6px;
      }
      .meta-reference .disclosure-trigger:hover,
      .meta-reference .disclosure-trigger:focus-visible,
      .revalorise-contact-actions .disclosure-trigger:hover,
      .revalorise-contact-actions .disclosure-trigger:focus-visible {
        text-decoration-thickness: 2.4px;
      }
      .meta-reference > .disclosure-trigger,
      .meta-reference #sources-hide-btn,
      .revalorise-contact-actions > .disclosure-trigger {
        display: inline-flex;
        align-items: center;
        line-height: var(--lh-l4);
      }
      .meta-reference #sources-list {
        margin-top: 12px;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
      }
      .meta-reference #sources-list.is-open {
        border-top: var(--border-structural);
        padding-top: 19.2px;
        width: 100%;
      }
      .meta-reference .source-citation {
        margin: 0 0 0 0;
        padding-top: 12px;
      }
      .meta-reference .source-heading,
      .meta-reference .source-citation {
        color: inherit;
      }
      .meta-reference #sources-list .source-citation:last-of-type {
        margin-bottom: 7.2px;
      }
      .meta-reference #sources-hide-btn {
        display: inline;
        margin-top: 19.2px;
        text-decoration-line: underline;
        cursor: pointer;
      }
      .meta-reference > :last-child,
      .meta-reference #sources-list > :last-child {
        margin-bottom: 0 !important;
      }
      .source-heading {
        font-size: var(--fs-l4);
        line-height: var(--lh-l4);
        font-weight: var(--w-l4);
        color: var(--c-assertive);
        margin: 0 0 16.8px 0;
      }
      .sources-toggle {
        margin-top: 7.2px;
      }
      .sources-hide {
        display: inline;
        margin-top: 0;
        text-decoration: inherit;
      }
      .revalorise-contact-actions {
        margin-top: 0;
      }
      .revalorise-contact-actions .contact-open-link {
        font-size: inherit;
        font-weight: inherit;
        color: var(--c-assertive);
      }
      .contact-actions .hero-entry-action {
        background: var(--white);
        border: var(--border);
      }
      .contact-dialog-overlay {
        position: fixed;
        inset: 0;
        z-index: 1400;
        background: rgba(0, 0, 0, 0.32);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        opacity: 0;
        transition:
          opacity 160ms ease,
          backdrop-filter 160ms ease;
      }
      .contact-dialog-overlay.is-open {
        opacity: 1;
      }
      .contact-dialog {
        position: fixed;
        inset: 0;
        z-index: 1500;
        width: 100%;
        height: var(--drawer-viewport-height);
        min-height: 100dvh;
        background: transparent;
        opacity: 0;
        visibility: hidden;
        transition:
          opacity 160ms ease,
          visibility 0s linear 160ms;
        display: grid;
        align-items: center;
        overflow-y: auto;
        overscroll-behavior: contain;
        -webkit-overflow-scrolling: touch;
        padding: var(--drawer-safe-top) var(--drawer-safe-right) var(--drawer-safe-bottom)
          var(--drawer-safe-left);
      }
      .contact-dialog.is-open {
        opacity: 1;
        visibility: visible;
        transition:
          opacity 160ms ease,
          visibility 0s linear 0s;
      }
      .contact-dialog[hidden],
      .contact-dialog-overlay[hidden] {
        display: none !important;
      }
      .contact-dialog-shell {
        position: relative;
        width: min(760px, calc(100% - (var(--pad) * 2)));
        margin: var(--s6) auto;
        border: var(--border);
        border-radius: var(--radius);
        background: var(--white);
        overflow: hidden;
        box-shadow: 0 24px 80px rgba(0, 0, 0, 0.18);
      }
      .contact-dialog-head {
        position: relative;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--s3);
        padding: var(--s4);
        padding-right: 76.8px;
        border-bottom: var(--border-structural);
      }
      .contact-dialog-head h2,
      .contact-dialog-head h3,
      .contact-dialog-head p {
        margin: 0;
      }
      .contact-dialog-close {
        appearance: none;
        -webkit-appearance: none;
        position: absolute;
        right: var(--s3);
        top: 50%;
        transform: translateY(-50%);
        z-index: 2;
        border: 0;
        background: transparent;
        padding: 12px;
        min-width: 52.8px;
        min-height: 52.8px;
        cursor: pointer;
        border-radius: var(--radius-sm);
        display: inline-flex;
        align-items: center;
        justify-content: center;
      }
      .contact-dialog-close svg {
        width: var(--icon-btn-size);
        height: var(--icon-btn-size);
        display: block;
      }
      .contact-dialog-close svg * {
        stroke-width: var(--icon-btn-stroke) !important;
        stroke-linecap: round !important;
        stroke-linejoin: round !important;
        vector-effect: non-scaling-stroke;
      }
      .contact-dialog-body {
        padding: var(--s4);
      }
      .contact-dialog-body .contact-form {
        margin: 0;
      }

      /* Let Get in touch validation feedback expand the form naturally,
         matching the Signal your support form rather than taking space
         from the message field above it. */
      .contact-dialog-body .contact-form {
        display: grid;
        grid-template-columns: 1fr;
        gap: 0;
      }
      /* Use the same explicit field-to-action rhythm as Signal your support.
         This keeps Next, Submit and Send aligned by the same spacing rule
         rather than relying on two different layout mechanisms. */
      .contact-dialog-body .contact-form > .form-grid + .field,
      .contact-dialog-body .form-error-banner,
      .contact-dialog-body .contact-actions {
        margin-top: var(--s3);
      }
      .contact-dialog-body .form-error-banner {
        margin-bottom: 0;
      }
      .contact-dialog-body .form-error-banner.is-hidden {
        margin-top: 0;
      }
      @media (max-width: 720px) {
        .contact-dialog {
          align-items: start;
        }
        .contact-dialog-shell {
          width: min(var(--max), calc(100% - (var(--pad) * 2)));
          margin: var(--s4) auto;
        }
      }
      #solution-development-roadmap .accordion > details,
      #solution-development-roadmap details.substage {
        border: var(--border);
        border-radius: var(--radius);
        background: var(--white);
        overflow: hidden;
      }
      #solution-development-roadmap .accordion > details > summary,
      #solution-development-roadmap details.substage > summary {
        background: var(--white);
        border-bottom: var(--border-structural);
      }
      #solution-development-roadmap .accordion > details:not([open]) > summary,
      #solution-development-roadmap details.substage:not([open]) > summary {
        border-bottom-color: transparent;
      }
      #solution-development-roadmap .accordion > details > summary {
        padding: 19.2px 24px;
        align-items: center;
      }
      #solution-development-roadmap .accordion > details > .stage-body,
      #solution-development-roadmap details.substage > .substage-body {
        background: var(--white);
      }
      #solution-development-roadmap .accordion > details > summary .chev,
      #solution-development-roadmap details.substage > summary .chev {
        transform: rotate(0deg) scale(1);
        transform-origin: 50% 50%;
        transition: transform 220ms ease;
        will-change: transform;
      }
      #solution-development-roadmap .accordion > details[open] > summary .chev,
      #solution-development-roadmap details.substage[open] > summary .chev {
        transform: rotate(180deg) scale(1.04);
      }
      #solution-development-roadmap details[data-stage-future="true"] > summary .chev {
        opacity: 1;
      }
      #solution-development-roadmap
        details[data-stage-future="true"]
        > summary.is-strain-swivel
        .chev {
        animation: stageLockedChevronStrain 220ms ease-out;
      }
      @keyframes stageLockedChevronStrain {
        0% {
          transform: rotate(0deg) scale(1);
        }
        35% {
          transform: rotate(10deg) scale(1.03);
        }
        70% {
          transform: rotate(-4deg) scale(1.01);
        }
        100% {
          transform: rotate(0deg) scale(1);
        }
      }
      @media (prefers-reduced-motion: reduce) {
        #solution-development-roadmap .accordion > details > summary .chev,
        #solution-development-roadmap details.substage > summary .chev {
          transition: none;
        }
        #solution-development-roadmap
          details[data-stage-future="true"]
          > summary.is-strain-swivel
          .chev {
          animation: none;
          transform: rotate(12deg) scale(1.02);
        }
      }
      @media (max-width: 1104px) {
        .substage-body .two-up {
          grid-template-columns: 1fr;
          min-width: 0;
        }
        .substage-body .two-up > .panel {
          min-width: 0;
        }
        .substage-body .panel-title,
        .substage-body .bullets li {
          overflow-wrap: anywhere;
          word-break: break-word;
        }
      }
      .stage-title-break {
        display: none;
      }
      @media (max-width: 720px) {
        .stage-title-break {
          display: inline;
        }
        summary.stage-head {
          align-items: flex-start;
        }
        .stage-left {
          min-width: 0;
          flex: 1 1 auto;
        }
        .stage-title {
          white-space: normal;
        }
        summary.stage-head .chev {
          width: 21.6px;
          height: 21.6px;
          border: 0;
          display: flex;
          align-items: center;
          justify-content: center;
          flex: 0 0 auto;
          background: transparent;
        }
      }
      /* ===================== Iconography alignment ===================== */
      .announce-close,
      .menu-btn,
      .drawer-close {
        border-radius: var(--radius-sm);
      }
      .kicker .dot {
        border-radius: 4.8px;
      }
      .check {
        border-radius: var(--radius-sm);
      }
      .deployment-logo,
      .deployment-card .deployment-logo,
      .cm-plate-col {
        border-radius: calc(var(--radius-sm) + 1.2px);
      }
      .icon svg,
      .iz-icon,
      .iz-icon svg,
      .chev svg,
      .cm-chevron svg,
      .check svg,
      .status-icon svg,
      .btn-slot svg {
        stroke-width: 1.8;
      }
      #solution-development-roadmap details.substage > summary .chev svg path {
        stroke: var(--black);
      }
      .bullets {
        margin: 14.4px 0 0;
        padding-left: 0;
        list-style: none;
        display: grid;
        gap: 0;
      }
      /* ===================== Stage 1 cleanup ===================== */
      #stage1-scoping > .stage-body {
        padding-top: 14.4px !important;
      }
      #stage1-scoping > .stage-body > :first-child,
      #stage1-scoping > .stage-body > p:first-of-type,
      #stage1-scoping > .stage-body > .section-sub:first-of-type,
      #stage1-scoping > .stage-body > h4:first-child,
      #stage1-scoping > .stage-body > .panel:first-child,
      #stage1-scoping > .stage-body > .section-title:first-child {
        margin-top: 0 !important;
      }
      #stage1-scoping > .stage-body > p.section-sub {
        margin-top: 0 !important;
        margin-bottom: var(--s2) !important;
        padding-top: 0 !important;
      }
      #stage1-scoping > .stage-body > .two-up {
        margin-top: 0 !important;
      }
      .stage-body > .section-sub + .two-up {
        margin-top: 0 !important;
      }
      .panel > .panel-title,
      .panel-head,
      .feature h4,
      .stage-body .panel > .panel-title,
      .stage-body .panel-head,
      .two-up .panel > .panel-title,
      .two-up .panel-head {
        margin-bottom: var(--s2) !important;
      }
      .panel > .panel-title + *,
      .panel-head + *,
      .feature h4 + *,
      .stage-body .panel > .panel-title + *,
      .stage-body .panel-head + *,
      .two-up .panel > .panel-title + *,
      .two-up .panel-head + * {
        margin-top: 0 !important;
      }
      .panel .u-mt-8,
      .panel .u-mt-18,
      .feature .u-mt-8,
      .feature .u-mt-18,
      .stage-body .panel .u-mt-8,
      .stage-body .panel .u-mt-18,
      .two-up .panel .u-mt-8,
      .two-up .panel .u-mt-18 {
        margin-top: 0 !important;
      }
      .panel p,
      .panel ul,
      .panel ol,
      .feature p,
      .feature ul,
      .feature ol {
        margin-bottom: 0;
      }
      .panel ul,
      .panel ol,
      .feature ul,
      .feature ol {
        padding-top: 0;
      }
      #stage1-scoping .check,
      #stage1-scoping .status-icon,
      #stage1-scoping .substage-toggle,
      #stage1-scoping .chev,
      #stage1-scoping .btn-slot,
      #stage1-scoping .btn-slot svg,
      #stage1-scoping .icon,
      #stage1-scoping .icon svg {
        background: transparent !important;
      }
      #stage1-scoping .check,
      #stage1-scoping .status-icon {
        border: var(--border) !important;
      }
      #stage1-scoping .substage-toggle,
      #stage1-scoping .chev,
      #stage1-scoping .btn-slot {
        border: 0 !important;
      }
      #solution-development-roadmap #stage1-scoping.is-focus-target-shell .check,
      #solution-development-roadmap #stage1-scoping.is-focus-target-shell .status-icon,
      #solution-development-roadmap #stage1-scoping.is-focus-target-shell .substage-toggle,
      #solution-development-roadmap #stage1-scoping.is-focus-target-shell .chev,
      #solution-development-roadmap #stage1-scoping.is-focus-target-shell .btn-slot {
        background: transparent !important;
      }
      /* ===================== Stage 1 highlight pass-through ===================== */
      #stage1-scoping > .stage-body .panel,
      #stage1-scoping > .stage-body .panel-head,
      #stage1-scoping > .stage-body .panel-body,
      #stage1-scoping > .stage-body .bullets,
      #stage1-scoping > .stage-body .bullets li {
        background: transparent !important;
      }
      #stage1-scoping > .stage-body .check {
        background: transparent !important;
        border: var(--border) !important;
      }
      #stage1-scoping > .stage-body .check svg,
      #stage1-scoping > .stage-body .check svg * {
        background: transparent !important;
      }
      /* ===================== Stage 1 subtitle spacing ===================== */
      #stage1-scoping > .stage-body > p.section-sub {
        margin-top: 0 !important;
        margin-bottom: 14.4px !important;
        padding-top: 0 !important;
      }
      #focus-areas .deployment-card {
        position: relative;
        transition: box-shadow 180ms ease;
      }
      #focus-areas .deployment-rail.is-rail-active .deployment-card,
      #focus-areas .deployment-rail.is-scrolling .deployment-card {
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
        z-index: 2;
        transition: box-shadow 120ms ease;
      }
      #focus-areas .deployment-wrap {
        overflow: visible;
        padding-bottom: 30px;
        margin-bottom: -30px;
      }
      #focus-areas .deployment-rail {
        overflow-y: visible;
        padding-bottom: 12px;
      }
      /* Hover shadows are intentionally reserved for Intended deployment tiles only. */
      .conceptual-model-shell:hover,
      .hero-entry-card:hover,
      .engagement-shell:hover,
      details:hover,
      details.stage:hover,
      details.substage:hover {
        box-shadow: none;
      }
      /* Draggable cursor for Intended deployment rail */
      #focus-areas .deployment-rail {
        cursor: grab;
      }
      #focus-areas .deployment-rail:active,
      #focus-areas .deployment-rail.is-pointer-dragging {
        cursor: grabbing;
      }
      #focus-areas .deployment-rail.is-pointer-dragging,
      #focus-areas .deployment-rail.is-pointer-dragging * {
        user-select: none;
      }
      /* ===================== Future stage sequencing and spacing alignment ===================== */
      #solution-development-roadmap .accordion > details:not(#stage1-scoping) > .stage-body {
        padding-top: 14.4px !important;
      }
      #solution-development-roadmap
        .accordion
        > details:not(#stage1-scoping)
        > .stage-body
        > p.section-sub:first-of-type {
        margin-top: 0 !important;
        margin-bottom: 14.4px !important;
        padding-top: 0 !important;
      }
      #solution-development-roadmap
        .accordion
        > details:not(#stage1-scoping)
        > .stage-body
        > p.future-stage-note-follow {
        margin-top: 0 !important;
        margin-bottom: 14.4px !important;
      }
      #solution-development-roadmap
        .accordion
        > details:not(#stage1-scoping)
        > .stage-body
        > :last-child {
        margin-bottom: 0 !important;
      }
      /* ===================== Contact and collaboration section ===================== */
      .contact-main {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--grid-gap);
        align-items: start;
      }
      .contact-main > * {
        min-width: 0;
      }
      .contact-intro {
        min-width: 0;
      }
      .contact-intro-card {
        border: var(--border);
        border-radius: var(--radius);
        background: var(--white);
        padding: var(--nested-container-gap);
        width: 100%;
      }
      .contact-intro-card > *:first-child {
        margin-top: 0;
      }
      .contact-intro-card > * + * {
        margin-top: 12px;
      }
      .contact-minihead {
        margin: 0;
      }
      .contact-context-list {
        list-style: none;
        padding-left: 0;
        margin: 0;
        display: grid;
        gap: 0;
      }
      .contact-context-list li {
        position: relative;
        display: grid;
        gap: 4.8px;
        padding: 16.8px 0 0;
        border-bottom: 0;
      }
      .contact-context-list li + li {
        padding-top: 0;
      }
      .contact-context-list li:not(:last-child) {
        padding-bottom: var(--s4);
        margin-bottom: var(--s4);
      }
      .contact-context-list li:not(:last-child)::after {
        content: "";
        position: absolute;
        left: 48px;
        right: 33.6px;
        bottom: 0;
        border-top: var(--border-structural);
      }
      .contact-context-list li:last-child {
        padding-bottom: 16.8px;
      }
      .contact-context-list li h3,
      .contact-context-list li p {
        margin-left: 48px;
        margin-right: 33.6px;
      }
      .contact-context-list li h3 {
        margin-top: 0;
        margin-bottom: 4.8px;
      }
      .contact-context-list li p {
        margin-top: 0;
        margin-bottom: 0;
      }
      .contact-signoff {
        margin-top: var(--nested-container-gap) !important;
        margin-bottom: 0;
        font-family: "Caveat", "Segoe Print", "Bradley Hand", cursive;
        font-size: clamp(50px, 2.4vw, 60px);
        line-height: 1;
        letter-spacing: 0.01em;
        font-weight: 600;
        color: var(--black);
      }
      .contact-form-panel {
        width: 100%;
        max-width: none;
        margin-left: 0;
        align-self: start;
      }
      .contact-form-panel .contact-stage-head {
        display: none;
      }
      .contact-meta {
        border-top: var(--border-structural);
        padding-top: var(--s4);
      }
      .contact-meta p {
        margin: 0;
        max-width: 68ch;
      }
      @media (max-width: 1080px) {
        .contact-main {
          grid-template-columns: 1fr;
          gap: var(--grid-gap);
        }
        .contact-form-panel {
          max-width: none;
          margin-left: 0;
        }
      }
      /* ===================== Get in touch: equal-height message field ===================== */
      #contact .contact-main {
        align-items: stretch;
      }
      #contact .contact-intro,
      #contact .contact-form-panel {
        height: 100%;
      }
      #contact .contact-intro-card,
      #contact .contact-form-panel {
        height: 100%;
      }
      #contact .contact-form-panel {
        display: flex;
        flex-direction: column;
      }
      #contact .contact-form {
        display: flex;
        flex-direction: column;
        gap: var(--s3);
        height: 100%;
      }
      #contact .contact-form .field {
        min-width: 0;
      }
      #contact .contact-form .field:has(textarea) {
        display: flex;
        flex-direction: column;
        flex: 1 1 auto;
        min-height: 0;
      }
      #contact .contact-form textarea {
        flex: 1 1 auto;
        min-height: 172.8px;
        height: 100%;
      }
      @media (max-width: 1080px) {
        #contact .contact-main {
          align-items: start;
        }
        #contact .contact-intro,
        #contact .contact-form-panel,
        #contact .contact-intro-card,
        #contact .contact-form {
          height: auto;
        }
        #contact .contact-form .field:has(textarea) {
          flex: 0 0 auto;
        }
        #contact .contact-form textarea {
          height: auto;
        }
      }
      /* ===================== Get in touch: contextual panel ===================== */
      #contact .contact-intro-card {
        border: var(--border);
        border-radius: calc(var(--radius) - 1px);
        background: var(--white);
        padding: var(--s4) var(--s4) var(--s4) calc(var(--s4) - 19.2px);
        width: 100%;
        height: 100%;
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
      }
      #contact .contact-intro-card > * + * {
        margin-top: 0;
      }
      /* ===================== Nested container spacing ===================== */
      .stage-body > :is(.panel, .two-up, .stack, .feature-strip, details.substage),
      .substage-body > :is(.panel, .two-up, .stack, .feature-strip, details.substage),
      .panel > :is(.two-up, .stack, .feature-strip, details.substage) {
        margin-top: var(--nested-container-gap) !important;
      }
      .stage-body > :is(.panel, .two-up, .stack, .feature-strip, details.substage):first-child,
      .substage-body > :is(.panel, .two-up, .stack, .feature-strip, details.substage):first-child,
      .panel > :is(.two-up, .stack, .feature-strip, details.substage):first-child {
        margin-top: 0 !important;
      }
      .stage-body > :is(.panel, .two-up, .stack, .feature-strip, details.substage):last-child,
      .substage-body > :is(.panel, .two-up, .stack, .feature-strip, details.substage):last-child,
      .panel > :is(.two-up, .stack, .feature-strip, details.substage):last-child {
        margin-bottom: 0 !important;
      }
      @media (max-width: 1080px) {
        #contact .contact-map,
        #contact .contact-map iframe {
          min-height: 320px;
        }
      }
      /* Ensure map matches form/card border styling */
      #contact .contact-map {
        border: var(--border);
        border-radius: var(--radius);
        overflow: hidden;
        background: var(--white);
      }
      #contact .contact-map iframe {
        display: block;
        width: 100%;
        height: 100%;
        border: 0;
      }
      /* ===================== Nested container spacing: unified rhythm ===================== */
      .two-up,
      .contact-main,
      .contact-stage-body,
      .contact-fields {
        gap: var(--nested-container-gap) !important;
      }
      .two-up {
        margin-top: 0 !important;
      }
      #contact .contact-stage-body,
      #contact .contact-fields {
        padding: var(--nested-container-gap) !important;
      }
      #solution-development-roadmap
        > .container
        .stage-body
        > :is(.panel, .two-up, .stack, .feature-strip, details.substage),
      #solution-development-roadmap
        > .container
        details.substage[open]
        > .substage-body
        > :is(.panel, .two-up, .stack, .feature-strip, details.substage) {
        margin-top: var(--nested-container-gap) !important;
        margin-bottom: 0 !important;
      }
      #solution-development-roadmap
        > .container
        .stage-body
        > :is(.panel, .two-up, .stack, .feature-strip, details.substage):first-child,
      #solution-development-roadmap
        > .container
        details.substage[open]
        > .substage-body
        > :is(.panel, .two-up, .stack, .feature-strip, details.substage):first-child {
        margin-top: 0 !important;
      }
      #solution-development-roadmap > .container .stage-body > :last-child,
      #solution-development-roadmap
        > .container
        details.substage[open]
        > .substage-body
        > :last-child {
        margin-bottom: 0 !important;
      }
      /* ===================== Stage 1 note alignment with later stages ===================== */
      #solution-development-roadmap .accordion > #stage1-scoping > .stage-body {
        padding-top: 14.4px !important;
      }
      #solution-development-roadmap
        .accordion
        > #stage1-scoping
        > .stage-body
        > p.section-sub:first-of-type {
        margin-top: 0 !important;
        margin-bottom: 24px !important;
        padding-top: 0 !important;
      }
      #solution-development-roadmap .accordion > #stage1-scoping > .stage-body > .two-up {
        margin-top: 0 !important;
      }
      /* ===================== Get in touch: separate starting-point tabs ===================== */
      #contact .contact-intro-card {
        border: 0 !important;
        border-radius: 0 !important;
        background: transparent !important;
        padding: 0 !important;
        display: block !important;
        height: 100%;
      }
      #contact .contact-context-list {
        display: grid !important;
        grid-template-rows: repeat(3, minmax(0, 1fr));
        gap: var(--nested-container-gap) !important;
        height: 100%;
      }
      #contact .contact-context-list li {
        border: var(--border) !important;
        border-radius: var(--radius) !important;
        background: var(--white) !important;
        padding: var(--s4) !important;
        margin: 0 !important;
        display: grid !important;
        align-content: start;
        gap: 4.8px;
      }
      #contact .contact-context-list li::after {
        content: none !important;
      }
      #contact .contact-context-list li h3,
      #contact .contact-context-list li p {
        margin-left: 0 !important;
        margin-right: 0 !important;
      }
      #contact .contact-context-list li h3 {
        margin-top: 0 !important;
        margin-bottom: 4.8px !important;
      }
      #contact .contact-context-list li p {
        margin-top: 0 !important;
        margin-bottom: 0 !important;
      }
      @media (max-width: 1080px) {
        #contact .contact-context-list {
          grid-template-rows: none;
          height: auto;
        }
      }
      /* ===================== Focus visibility refinement ===================== */
      :where(a, button, input, textarea, select):focus-visible {
        outline: 3.6px solid var(--black);
        outline-offset: 2.4px;
      }
      #focus-areas .deployment-wrap:focus,
      #focus-areas .deployment-wrap:focus-visible,
      #focus-areas .deployment-rail:focus,
      #focus-areas .deployment-rail:focus-visible,
      #focus-areas .deployment-card:focus,
      #focus-areas .deployment-card:focus-visible {
        outline: 3.6px solid var(--black) !important;
        outline-offset: 2.4px !important;
        box-shadow: none !important;
      }
      /* Accordions: show a black highlight for keyboard tab focus only.
         Mouse click/open keeps the accordion border and divider unchanged. */
      details:has(> summary:focus:not(:focus-visible)) {
        border-color: var(--black-25) !important;
        box-shadow: none !important;
      }
      details:has(> summary:focus-visible) {
        border-color: var(--black) !important;
        box-shadow: none !important;
      }
      details > summary:focus {
        outline: none !important;
        box-shadow: none !important;
      }
      details > summary:focus-visible {
        outline: none !important;
        box-shadow: inset 0 0 0 3.6px var(--black) !important;
      }

      .collaboration-section {
        padding: var(--section-pad) 0;
        border-top: var(--border-structural);
      }
      .collaboration-card {
        border: var(--border);
        border-radius: var(--radius);
        background: var(--white);
        padding: var(--s4);
        display: grid;
        gap: var(--s3);
      }
      .collaboration-card h2,
      .collaboration-card p {
        margin: 0;
      }
      .collaboration-actions {
        display: flex;
        align-items: center;
        gap: var(--s3);
        flex-wrap: wrap;
        margin-top: var(--s2);
      }
      .collaboration-arrow {
        font-size: var(--fs-l4);
        line-height: var(--lh-l4);
        color: var(--black);
      }

      .collaboration-section > .container > *:first-child {
        margin-top: 0 !important;
      }

      .contact-dialog-brand-icon {
        position: absolute;
        right: var(--s4);
        top: 50%;
        transform: translateY(-50%);
        height: 50.4px;
        width: auto;
        object-fit: contain;
      }

      .contact-dialog-close-link {
        appearance: none;
        -webkit-appearance: none;
        border: 0;
        background: transparent;
        padding: 0;
        margin: 0 0 0 auto;
        font: inherit;
        color: var(--c-assertive);
        cursor: pointer;
        line-height: var(--lh-l4);
        text-decoration-line: underline;
        text-decoration-color: currentColor;
        text-decoration-thickness: 1.2px;
        text-underline-offset: 3.6px;
        align-self: center;
      }
      .contact-dialog-close-link:hover,
      .contact-dialog-close-link:focus-visible {
        text-decoration-thickness: 2.4px;
      }