:root {
    --federate-bg: #0c1222;
    --federate-surface: #111a2e;
    --federate-elevated: #162038;
    --federate-code: #0a1019;
    --federate-accent: #e8613a;
    --federate-accent-hover: #f07a58;
    --federate-cyan: #06b6d4;
    --federate-success: #22c55e;
    --federate-warning: #f59e0b;
    --federate-text: #e2e8f0;
    --federate-muted: #94a3b8;
    --federate-dim: #64748b;
    --federate-border: #263044;
    --federate-border-strong: #3b465c;
    --federate-focus: #8edff1;
}

html {
    scroll-behavior: smooth;
}

.federate-page {
    min-height: 100vh;
    margin: 0;
    background: var(--federate-bg);
    color: var(--federate-text);
    font-family: "Inter", ui-sans-serif, system-ui, sans-serif;
}

.federate-page *,
.federate-page *::before,
.federate-page *::after {
    box-sizing: border-box;
}

.federate-main,
.federate-footer {
    width: min(1120px, calc(100% - 2rem));
    margin: 0 auto;
}

.federate-main h1,
.federate-main h2,
.federate-main h3,
.federate-footer strong {
    margin-top: 0;
    color: var(--federate-text);
    font-family: "Space Grotesk", "Inter", ui-sans-serif, sans-serif;
    letter-spacing: 0;
}

.federate-main h1 {
    max-width: 24ch;
    margin-bottom: 1rem;
    font-size: 3rem;
    line-height: 1.08;
}

.federate-main h2 {
    max-width: 27ch;
    margin-bottom: 0.75rem;
    font-size: 2rem;
    line-height: 1.18;
}

.federate-main h3 {
    font-size: 1.1rem;
    line-height: 1.3;
}

.federate-main p {
    color: var(--federate-muted);
    line-height: 1.7;
}

.federate-main a,
.federate-footer a {
    color: inherit;
}

.federate-main code,
.federate-main pre,
.federate-kicker,
.federate-eyebrow,
.federate-breadcrumb,
.federate-state-grid span,
.federate-endpoint-row span,
.federate-code-header,
.federate-no {
    font-family: "JetBrains Mono", ui-monospace, monospace;
    letter-spacing: 0;
}

.federate-intro {
    padding: 4.5rem 0 2.5rem;
}

.federate-breadcrumb {
    display: flex;
    margin: 0 0 2rem;
    align-items: center;
    gap: 0.6rem;
    color: var(--federate-dim) !important;
    font-size: 0.75rem;
}

.federate-breadcrumb a {
    color: var(--federate-muted);
    text-decoration: none;
}

.federate-breadcrumb a:hover {
    color: var(--federate-text);
}

.federate-eyebrow,
.federate-kicker {
    margin: 0 0 0.55rem;
    color: #f59a7d !important;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.federate-lede {
    max-width: 72ch;
    margin: 0;
    font-size: 1.05rem;
}

.federate-boundary {
    display: grid;
    max-width: 880px;
    margin-top: 1.75rem;
    padding: 1rem 1.15rem;
    gap: 0.35rem;
    border-left: 4px solid var(--federate-warning);
    background: #151c2d;
}

.federate-boundary strong {
    color: #f8d68a;
    font-size: 0.92rem;
}

.federate-boundary span {
    color: var(--federate-muted);
    font-size: 0.88rem;
    line-height: 1.6;
}

.federate-state-grid {
    display: grid;
    margin-top: 2rem;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 1px solid var(--federate-border);
    border-bottom: 1px solid var(--federate-border);
}

.federate-state-grid > div {
    min-width: 0;
    padding: 1.2rem 1.25rem 1.25rem 0;
}

.federate-state-grid > div + div {
    padding-left: 1.25rem;
    border-left: 1px solid var(--federate-border);
}

.federate-state-grid span,
.federate-endpoint-row span {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--federate-dim);
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
}

.federate-state-grid strong {
    display: block;
    color: var(--federate-text);
    font-family: "Space Grotesk", "Inter", sans-serif;
    font-size: 1.05rem;
}

.federate-state-grid p {
    margin: 0.45rem 0 0;
    font-size: 0.82rem;
    line-height: 1.55;
}

.federate-local-nav {
    display: flex;
    padding: 0.65rem 0;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.25rem;
    border-bottom: 1px solid var(--federate-border);
    border-top: 1px solid var(--federate-border);
}

.federate-local-nav a {
    display: inline-flex;
    min-height: 2.75rem;
    padding: 0.65rem 0.75rem;
    align-items: center;
    border-radius: 6px;
    color: var(--federate-muted);
    font-size: 0.82rem;
    font-weight: 600;
    text-decoration: none;
}

.federate-local-nav a:hover {
    background: var(--federate-surface);
    color: var(--federate-text);
}

.federate-section {
    padding: 4.5rem 0;
    scroll-margin-top: 5rem;
}

.federate-section + .federate-section {
    border-top: 1px solid var(--federate-border);
}

.federate-section-heading {
    max-width: 760px;
    margin-bottom: 2rem;
}

.federate-section-heading > p:last-child {
    margin-bottom: 0;
}

.federate-readiness-layout {
    display: grid;
    align-items: start;
    grid-template-columns: minmax(220px, 0.35fr) minmax(0, 1fr);
    gap: 2.5rem;
}

.federate-progress {
    position: sticky;
    top: 6rem;
}

.federate-progress span {
    display: block;
    margin-bottom: 0.65rem;
    color: var(--federate-text);
    font-weight: 700;
}

.federate-progress progress {
    width: 100%;
    height: 0.65rem;
    overflow: hidden;
    border: 0;
    border-radius: 4px;
    background: var(--federate-elevated);
    accent-color: var(--federate-success);
}

.federate-progress progress::-webkit-progress-bar {
    background: var(--federate-elevated);
}

.federate-progress progress::-webkit-progress-value {
    background: var(--federate-success);
}

.federate-progress progress::-moz-progress-bar {
    background: var(--federate-success);
}

.federate-progress p {
    margin: 0.65rem 0 0;
    font-size: 0.76rem;
}

.federate-checklist {
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
    border-top: 1px solid var(--federate-border);
}

.federate-checklist label {
    display: grid;
    min-height: 5.4rem;
    padding: 1rem 0;
    align-items: start;
    grid-template-columns: 1.4rem minmax(0, 1fr);
    gap: 0.8rem;
    border-bottom: 1px solid var(--federate-border);
    cursor: pointer;
}

.federate-checklist input {
    width: 1.15rem;
    height: 1.15rem;
    margin: 0.15rem 0 0;
    accent-color: var(--federate-success);
}

.federate-checklist span,
.federate-checklist strong,
.federate-checklist small {
    display: block;
}

.federate-checklist strong {
    color: var(--federate-text);
    font-size: 0.92rem;
}

.federate-checklist small {
    margin-top: 0.3rem;
    color: var(--federate-muted);
    font-size: 0.8rem;
    line-height: 1.55;
}

.federate-checklist code {
    color: #a8e7f2;
    font-size: 0.75rem;
    overflow-wrap: anywhere;
}

.federate-endpoint-list {
    border-top: 1px solid var(--federate-border);
}

.federate-endpoint-row {
    display: grid;
    min-width: 0;
    min-height: 5.5rem;
    padding: 1rem 0;
    align-items: center;
    grid-template-columns: minmax(190px, 0.8fr) minmax(0, 1.5fr) auto;
    gap: 1rem;
    border-bottom: 1px solid var(--federate-border);
}

.federate-endpoint-row strong {
    display: block;
    color: var(--federate-text);
    font-size: 0.9rem;
}

.federate-endpoint-row code {
    min-width: 0;
    color: #a8e7f2;
    font-size: 0.75rem;
    line-height: 1.55;
    overflow-wrap: anywhere;
}

.federate-row-actions {
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.federate-row-actions a,
.federate-row-actions button,
.federate-code-header button {
    display: inline-flex;
    min-height: 2.6rem;
    padding: 0.55rem 0.75rem;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--federate-border-strong);
    border-radius: 6px;
    background: var(--federate-surface);
    color: var(--federate-text);
    font: 600 0.76rem/1.2 "Inter", ui-sans-serif, sans-serif;
    text-decoration: none;
    cursor: pointer;
}

.federate-row-actions a:hover,
.federate-row-actions button:hover,
.federate-code-header button:hover {
    border-color: var(--federate-accent);
    background: var(--federate-elevated);
}

.federate-copy-status {
    min-height: 1.5rem;
    margin: 0.6rem 0 0;
    color: #86efac !important;
    font-size: 0.76rem;
}

.federate-split {
    display: grid;
    align-items: start;
    grid-template-columns: minmax(0, 0.82fr) minmax(360px, 1.18fr);
    gap: 3rem;
}

.federate-split .federate-section-heading {
    margin-bottom: 0;
}

.federate-plain-list {
    margin: 1.4rem 0 0;
    padding: 0;
    list-style: none;
}

.federate-plain-list li {
    position: relative;
    padding: 0.75rem 0 0.75rem 1.25rem;
    border-top: 1px solid var(--federate-border);
    color: var(--federate-muted);
    font-size: 0.84rem;
    line-height: 1.55;
}

.federate-plain-list li::before {
    position: absolute;
    top: 1rem;
    left: 0;
    width: 0.45rem;
    height: 0.45rem;
    border-radius: 50%;
    background: var(--federate-cyan);
    content: "";
}

.federate-plain-list code {
    color: #a8e7f2;
    font-size: 0.76rem;
}

.federate-code-panel {
    min-width: 0;
    overflow: hidden;
    border: 1px solid var(--federate-border);
    border-radius: 8px;
    background: var(--federate-code);
}

.federate-code-header {
    display: flex;
    min-height: 3.4rem;
    padding: 0.45rem 0.55rem 0.45rem 0.9rem;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    border-bottom: 1px solid var(--federate-border);
    color: var(--federate-muted);
    font-size: 0.7rem;
}

.federate-code-header button {
    flex: 0 0 auto;
    background: var(--federate-elevated);
}

.federate-code-panel pre {
    max-height: 31rem;
    margin: 0;
    padding: 1rem;
    overflow: auto;
    color: #d9e8f5;
    font-size: 0.74rem;
    line-height: 1.65;
    tab-size: 2;
}

.federate-code-panel code {
    font: inherit;
}

.federate-flow {
    display: grid;
    margin: 0;
    padding: 0;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 1px solid var(--federate-border);
    list-style: none;
}

.federate-flow li {
    min-width: 0;
    min-height: 11.5rem;
    padding: 1.2rem 1.2rem 1.2rem 0;
    border-bottom: 1px solid var(--federate-border);
}

.federate-flow li:not(:nth-child(3n + 1)) {
    padding-left: 1.2rem;
    border-left: 1px solid var(--federate-border);
}

.federate-flow span {
    display: block;
    margin-bottom: 1.2rem;
    color: #f59a7d;
    font: 500 0.72rem/1.2 "JetBrains Mono", ui-monospace, monospace;
}

.federate-flow strong {
    color: var(--federate-text);
    font-family: "Space Grotesk", "Inter", sans-serif;
}

.federate-flow p {
    margin: 0.45rem 0 0;
    font-size: 0.82rem;
    line-height: 1.55;
}

.federate-flow code {
    color: #a8e7f2;
    font-size: 0.72rem;
}

.federate-payload-grid {
    display: grid;
    margin-top: 2rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.federate-protocol-note {
    margin-top: 1rem;
    padding: 1rem 1.15rem;
    border-left: 4px solid var(--federate-cyan);
    background: #111c30;
}

.federate-protocol-note strong {
    color: #a8e7f2;
}

.federate-protocol-note p {
    margin: 0.35rem 0 0;
    font-size: 0.84rem;
}

.federate-protocol-note code {
    color: #c8f4fb;
    font-size: 0.76rem;
}

.federate-table-wrap {
    overflow-x: auto;
    border: 1px solid var(--federate-border);
    border-radius: 8px;
}

.federate-safety-table {
    width: 100%;
    min-width: 720px;
    border-collapse: collapse;
    background: var(--federate-surface);
    font-size: 0.84rem;
}

.federate-safety-table th,
.federate-safety-table td {
    padding: 0.9rem 1rem;
    border-bottom: 1px solid var(--federate-border);
    text-align: left;
    vertical-align: top;
}

.federate-safety-table thead th {
    background: var(--federate-elevated);
    color: var(--federate-muted);
    font-size: 0.74rem;
    font-weight: 600;
}

.federate-safety-table tbody th {
    width: 25%;
    color: var(--federate-text);
    font-weight: 600;
}

.federate-safety-table tbody td {
    color: var(--federate-muted);
    line-height: 1.55;
}

.federate-safety-table tr:last-child th,
.federate-safety-table tr:last-child td {
    border-bottom: 0;
}

.federate-no {
    display: inline-flex;
    min-width: 2.5rem;
    min-height: 1.65rem;
    padding: 0.25rem 0.45rem;
    align-items: center;
    justify-content: center;
    border: 1px solid #74414a;
    border-radius: 4px;
    background: #281721;
    color: #fecaca;
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
}

.federate-closing {
    display: grid;
    align-items: start;
    grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
    gap: 3rem;
}

.federate-closing > div:first-child p:last-child {
    max-width: 66ch;
    margin-bottom: 0;
}

.federate-contact-list {
    border-top: 1px solid var(--federate-border);
}

.federate-contact-list > div {
    display: grid;
    padding: 0.9rem 0;
    gap: 0.3rem;
    border-bottom: 1px solid var(--federate-border);
}

.federate-contact-list span {
    color: var(--federate-dim);
    font-size: 0.72rem;
}

.federate-contact-list a {
    color: #a8e7f2;
    font-size: 0.86rem;
    font-weight: 600;
    overflow-wrap: anywhere;
    text-decoration: none;
}

.federate-contact-list a:hover {
    color: #fff;
    text-decoration: underline;
}

.federate-footer {
    display: flex;
    padding: 2.5rem 0 3.5rem;
    align-items: flex-start;
    justify-content: space-between;
    gap: 2rem;
    border-top: 1px solid var(--federate-border);
    color: var(--federate-muted);
    font-size: 0.82rem;
}

.federate-footer strong {
    font-size: 1rem;
}

.federate-footer p {
    max-width: 54ch;
    margin: 0.4rem 0 0;
    line-height: 1.6;
}

.federate-footer > div:last-child {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem 1.1rem;
}

.federate-footer a {
    min-height: 2.75rem;
    color: var(--federate-muted);
    text-decoration: none;
}

.federate-footer a:hover {
    color: var(--federate-text);
}

.federate-page button:focus-visible,
.federate-page a:focus-visible,
.federate-page input:focus-visible,
.federate-page pre:focus-visible,
.federate-table-wrap:focus-visible {
    outline: 3px solid var(--federate-focus);
    outline-offset: 3px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (max-width: 880px) {
    .federate-state-grid {
        grid-template-columns: 1fr;
    }

    .federate-state-grid > div {
        padding: 1rem 0;
    }

    .federate-state-grid > div + div {
        padding-left: 0;
        border-top: 1px solid var(--federate-border);
        border-left: 0;
    }

    .federate-readiness-layout,
    .federate-split,
    .federate-closing {
        grid-template-columns: 1fr;
    }

    .federate-progress {
        position: static;
    }

    .federate-endpoint-row {
        grid-template-columns: minmax(180px, 0.7fr) minmax(0, 1.3fr);
    }

    .federate-row-actions {
        grid-column: 1 / -1;
        justify-content: flex-end;
    }

    .federate-flow {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .federate-flow li:not(:nth-child(3n + 1)) {
        padding-left: 0;
        border-left: 0;
    }

    .federate-flow li:nth-child(even) {
        padding-left: 1.2rem;
        border-left: 1px solid var(--federate-border);
    }

    .federate-payload-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 620px) {
    .federate-main,
    .federate-footer {
        width: min(100% - 1.25rem, 1120px);
    }

    .federate-intro {
        padding-top: 3.25rem;
    }

    .federate-main h1 {
        font-size: 2.2rem;
    }

    .federate-main h2 {
        font-size: 1.65rem;
    }

    .federate-section {
        padding: 3.5rem 0;
    }

    .federate-local-nav a {
        width: 50%;
    }

    .federate-endpoint-row {
        grid-template-columns: 1fr;
    }

    .federate-row-actions {
        grid-column: auto;
        justify-content: flex-start;
    }

    .federate-row-actions a,
    .federate-row-actions button {
        min-width: 5rem;
    }

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

    .federate-flow li,
    .federate-flow li:nth-child(even) {
        min-height: 0;
        padding: 1.1rem 0;
        border-left: 0;
    }

    .federate-code-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .federate-code-header button {
        width: 100%;
    }

    .federate-footer {
        flex-direction: column;
    }
}

.federate-preflight {
    margin-top: 1.5rem;
    padding: 1.25rem;
    border: 1px solid var(--federate-border);
    background: #101827;
    border-radius: 8px;
}

.federate-preflight-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1.5rem;
    margin-bottom: 1.125rem;
}

.federate-preflight-heading div,
.federate-field {
    display: grid;
    gap: 0.375rem;
}

.federate-preflight-heading span,
.federate-field > span {
    color: #9fb0c8;
    font: 600 0.76rem/1.4 "JetBrains Mono", monospace;
    text-transform: uppercase;
}

.federate-preflight-heading strong {
    color: #f5f7fb;
    font-size: 1rem;
}

.federate-preflight-heading p {
    max-width: 26rem;
    margin: 0;
    color: #a8b5c7;
    font-size: 0.86rem;
}

.federate-field + .federate-field {
    margin-top: 0.875rem;
}

.federate-field input,
.federate-field textarea {
    width: 100%;
    box-sizing: border-box;
    border: 1px solid #34445d;
    border-radius: 6px;
    background: #0b1220;
    color: #f5f7fb;
    padding: 0.7rem 0.75rem;
    font: 400 0.86rem/1.55 "JetBrains Mono", monospace;
    letter-spacing: 0;
}

.federate-field textarea {
    resize: vertical;
    min-height: 11.25rem;
}

.federate-field input:focus,
.federate-field textarea:focus {
    outline: 2px solid #67c99d;
    outline-offset: 2px;
}

.federate-preflight-actions {
    display: flex;
    gap: 0.625rem;
    margin-top: 1rem;
}

.federate-preflight-actions button {
    min-height: 2.5rem;
    border: 1px solid #4d627f;
    border-radius: 6px;
    background: #17243a;
    color: #f5f7fb;
    padding: 0.5rem 0.875rem;
    font: 600 0.86rem/1 "Inter", sans-serif;
    cursor: pointer;
}

.federate-preflight-actions button[type="submit"] {
    border-color: #4f9c7b;
    background: #1e684d;
}

.federate-preflight-result {
    margin-top: 1rem;
}

.federate-preflight-result:empty {
    display: none;
}

.federate-preflight-result p {
    margin: 0 0 0.625rem;
}

.federate-preflight-result ul {
    display: grid;
    gap: 0.45rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.federate-preflight-result li {
    display: grid;
    grid-template-columns: 2.625rem minmax(0, 1fr);
    gap: 0.625rem;
    align-items: start;
    color: #cbd5e3;
    font-size: 0.86rem;
}

.federate-preflight-result li strong {
    color: #67c99d;
}

.federate-preflight-result li[data-status="fail"] strong {
    color: #f0a36b;
}

@media (max-width: 620px) {
    .federate-preflight-heading {
        display: grid;
        gap: 0.625rem;
    }

    .federate-preflight-actions {
        flex-wrap: wrap;
    }
}

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