:root {
    --color-ink: #000000;
    --color-paper: #ffffff;
    --color-muted: #65656f;
    --color-rule: #d7d7e8;
    --color-cobalt: #0000ee;
    --color-signal: #ff2e93;
    --color-surface: #f4f4ff;
    --color-orbit: #8a8af2;
    --font-sans: var(--gh-font-body, "IBM Plex Sans", ui-sans-serif, system-ui, sans-serif);
    --font-display: var(--gh-font-heading, "IBM Plex Sans", ui-sans-serif, system-ui, sans-serif);
    --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
    --page-pad: clamp(24px, 4.5vw, 72px);
    --content-width: 760px;
    --wide-width: 1120px;
    --radius: 0;
}

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

html {
    font-size: 62.5%;
    scroll-behavior: smooth;
}

body {
    min-width: 320px;
    margin: 0;
    background: var(--color-paper);
    color: var(--color-ink);
    font-family: var(--font-sans);
    font-size: 1.6rem;
    line-height: 1.6;
    -moz-osx-font-smoothing: grayscale;
    -webkit-font-smoothing: antialiased;
    overflow-wrap: anywhere;
}

button,
input,
textarea,
select {
    font: inherit;
}

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

a {
    color: inherit;
}

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

::selection {
    background: var(--color-signal);
    color: var(--color-paper);
}

:focus-visible {
    outline: 3px solid var(--color-signal);
    outline-offset: 4px;
}

.skip-link {
    position: fixed;
    z-index: 1000;
    left: 16px;
    top: 16px;
    padding: 12px 16px;
    background: var(--color-ink);
    color: var(--color-paper);
    font: 600 1.3rem/1 var(--font-mono);
    transform: translateY(-180%);
    transition: transform 160ms ease;
}

.skip-link:focus {
    transform: translateY(0);
}

.site-shell {
    min-height: 100vh;
}

.site-main {
    min-height: 55vh;
}

.mono-label,
.eyebrow {
    margin: 0;
    color: var(--color-signal);
    font: 500 1.2rem/1.4 var(--font-mono);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.button {
    display: inline-flex;
    min-height: 46px;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 18px;
    border: 1px solid var(--color-cobalt);
    background: var(--color-cobalt);
    color: var(--color-paper);
    font: 600 1.4rem/1.2 var(--font-mono);
    text-decoration: none;
    transition: background-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.button:hover {
    background: var(--color-signal);
    border-color: var(--color-signal);
    transform: translateY(-2px);
}

.button--inverse {
    background: var(--color-paper);
    border-color: var(--color-paper);
    color: var(--color-ink);
}

.button--inverse:hover {
    background: var(--color-signal);
    border-color: var(--color-signal);
    color: var(--color-paper);
}

.text-link,
.text-action {
    color: var(--color-cobalt);
    font: 500 1.4rem/1.3 var(--font-mono);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.text-action {
    padding: 0;
    border: 0;
    background: transparent;
    cursor: pointer;
}

/* Header */

.site-header {
    position: relative;
    z-index: 100;
    display: flex;
    min-height: 88px;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    padding: 0 var(--page-pad);
    border-bottom: 1px solid var(--color-cobalt);
    background: color-mix(in srgb, var(--color-paper) 94%, transparent);
    backdrop-filter: blur(14px);
}

.site-brand {
    display: inline-flex;
    align-items: center;
    gap: 13px;
    flex-shrink: 0;
    color: var(--color-ink);
    font: 700 1.5rem/1.2 var(--font-mono);
    text-decoration: none;
}

.site-brand__mark {
    display: grid;
    width: 30px;
    height: 30px;
    place-items: center;
    border: 2px solid var(--color-cobalt);
    border-radius: 50%;
}

.site-brand__mark span {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--color-signal);
}

.site-brand__logo {
    width: auto;
    max-width: 180px;
    max-height: 38px;
}

.site-navigation,
.site-nav,
.site-actions {
    display: flex;
    align-items: center;
}

.site-navigation {
    gap: clamp(24px, 3vw, 48px);
}

.site-nav .nav,
.site-footer .nav {
    display: flex;
    align-items: center;
    gap: clamp(18px, 2.2vw, 34px);
    padding: 0;
    margin: 0;
    list-style: none;
}

.site-nav a {
    color: var(--color-cobalt);
    font: 400 1.4rem/1.2 var(--font-mono);
    text-underline-offset: 4px;
}

.site-nav .nav-current a {
    color: var(--color-signal);
}

.site-actions {
    gap: 20px;
}

.portal-action {
    padding: 10px 14px;
    background: var(--color-cobalt);
    color: var(--color-paper);
    font: 500 1.4rem/1.2 var(--font-mono);
    text-decoration: none;
}

.portal-action:hover {
    background: var(--color-signal);
}

.nav-toggle {
    display: none;
    align-items: center;
    gap: 10px;
    border: 0;
    background: transparent;
    color: var(--color-cobalt);
    cursor: pointer;
    font: 500 1.3rem/1 var(--font-mono);
}

.nav-toggle__lines {
    display: flex;
    width: 24px;
    flex-direction: column;
    gap: 5px;
}

.nav-toggle__lines span {
    width: 100%;
    height: 2px;
    background: currentColor;
    transition: transform 160ms ease;
}

/* Orbit system */

.orbit-system {
    position: relative;
    width: min(100%, 520px);
    aspect-ratio: 1;
    flex-shrink: 0;
}

.orbit-ring,
.orbit-axis,
.orbit-point,
.orbit-core,
.orbit-bearing {
    position: absolute;
}

.orbit-ring {
    inset: 50% auto auto 50%;
    border: 1px solid var(--color-orbit);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.orbit-ring--outer {
    width: 88%;
    height: 88%;
}

.orbit-ring--middle {
    width: 64%;
    height: 64%;
}

.orbit-ring--inner {
    width: 38%;
    height: 38%;
}

.orbit-axis {
    top: 5%;
    left: 50%;
    width: 2px;
    height: 90%;
    background: var(--color-orbit);
    transform: rotate(32deg);
    transform-origin: center;
    opacity: 0.8;
}

.orbit-point {
    z-index: 2;
    top: 20%;
    right: 14%;
    width: 20px;
    height: 20px;
    border: 4px solid var(--color-paper);
    border-radius: 50%;
    background: var(--color-signal);
    box-shadow: 0 0 0 1px var(--color-signal);
    animation: signal-pulse 2.8s ease-in-out infinite;
}

.orbit-core {
    z-index: 3;
    top: 50%;
    left: 50%;
    display: flex;
    width: 132px;
    height: 132px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 4px;
    border-radius: 50%;
    background: var(--color-cobalt);
    color: var(--color-paper);
    font: 500 1.1rem/1.4 var(--font-mono);
    text-align: center;
    transform: translate(-50%, -50%);
}

.orbit-core strong {
    font-size: 1.6rem;
    font-weight: 700;
}

.orbit-bearing {
    z-index: 4;
    right: 0;
    bottom: 4%;
    width: min(220px, 48%);
    padding: 14px;
    border: 1px solid var(--color-cobalt);
    background: var(--color-paper);
    color: var(--color-cobalt);
    font: 500 1.2rem/1.5 var(--font-mono);
}

.orbit-system--compact {
    width: 300px;
}

.orbit-system--compact .orbit-core {
    width: 92px;
    height: 92px;
    font-size: 0.9rem;
}

.orbit-system--compact .orbit-core strong {
    font-size: 1.2rem;
}

.orbit-system--compact .orbit-point {
    width: 14px;
    height: 14px;
    border-width: 3px;
}

@keyframes signal-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.28); }
}

/* Homepage */

.home-hero {
    display: grid;
    min-height: 690px;
    grid-template-columns: minmax(0, 1.08fr) minmax(420px, 0.92fr);
    align-items: center;
    gap: clamp(30px, 5vw, 84px);
    padding: 56px var(--page-pad) 64px;
}

.home-hero__copy {
    display: flex;
    align-items: flex-start;
    flex-direction: column;
}

.home-hero h1 {
    max-width: 820px;
    margin: 38px 0 26px;
    color: var(--color-cobalt);
    font-family: var(--font-display);
    font-size: clamp(6rem, 7.2vw, 10.4rem);
    font-weight: 600;
    letter-spacing: -0.065em;
    line-height: 0.96;
    text-decoration: underline;
    text-decoration-thickness: 0.055em;
    text-underline-offset: 0.1em;
}

.home-hero__intro {
    max-width: 690px;
    margin: 0;
    font-size: clamp(1.8rem, 1.6vw, 2.3rem);
    line-height: 1.45;
}

.home-hero__actions {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-top: 50px;
}

.home-hero__system {
    display: flex;
    justify-content: center;
}

.featured-signal {
    display: grid;
    grid-template-columns: 200px minmax(0, 1fr) 210px;
    gap: 34px;
    padding: 38px var(--page-pad);
    border-top: 1px solid var(--color-cobalt);
    border-bottom: 1px solid var(--color-cobalt);
    background: var(--color-cobalt);
    color: var(--color-paper);
}

.featured-signal__label {
    color: var(--color-signal);
}

.featured-signal__body h2 {
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 3vw, 4.6rem);
    letter-spacing: -0.035em;
    line-height: 1.08;
}

.featured-signal__body h2 a {
    text-decoration: none;
}

.featured-signal__body h2 a:hover {
    text-decoration: underline;
    text-decoration-color: var(--color-signal);
    text-underline-offset: 6px;
}

.featured-signal__body p {
    max-width: 760px;
    margin: 16px 0 0;
    color: #d9d9ff;
    font-size: 1.7rem;
    line-height: 1.5;
}

.featured-signal__meta {
    display: flex;
    align-items: flex-end;
    flex-direction: column;
    justify-content: space-between;
    gap: 20px;
    font: 400 1.2rem/1.4 var(--font-mono);
    text-align: right;
}

.signal-index {
    padding: 76px var(--page-pad) 20px;
}

.section-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 48px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--color-cobalt);
}

.section-header h2 {
    margin: 10px 0 0;
    font-family: var(--font-display);
    font-size: clamp(4rem, 4.6vw, 6.8rem);
    letter-spacing: -0.055em;
    line-height: 1;
}

.section-header > p {
    max-width: 480px;
    margin: 0;
    color: var(--color-muted);
    font-size: 1.6rem;
    line-height: 1.5;
}

.section-header--compact {
    align-items: flex-start;
}

.section-header--compact h2 {
    font-size: clamp(3.2rem, 4vw, 5.2rem);
}

.signal-list {
    border-bottom: 1px solid var(--color-cobalt);
}

.signal-row {
    position: relative;
    display: grid;
    min-height: 138px;
    grid-template-columns: 86px 170px minmax(0, 1fr) 130px;
    align-items: center;
    gap: 24px;
    border-bottom: 1px dotted var(--color-orbit);
}

.signal-row:last-child {
    border-bottom: 0;
}

.signal-row__link {
    position: absolute;
    z-index: 2;
    inset: 0;
}

.signal-row__date,
.signal-row__tag,
.signal-row__meta {
    font: 400 1.2rem/1.4 var(--font-mono);
}

.signal-row__date {
    color: var(--color-muted);
}

.signal-row__tag {
    color: var(--color-signal);
}

.signal-row__body {
    min-width: 0;
    padding: 26px 0;
}

.signal-row__body h2 {
    margin: 0;
    color: var(--color-cobalt);
    font-family: var(--font-mono);
    font-size: clamp(1.8rem, 1.7vw, 2.3rem);
    font-weight: 500;
    line-height: 1.35;
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 4px;
}

.signal-row__body p {
    max-width: 760px;
    margin: 9px 0 0;
    color: var(--color-muted);
    font-size: 1.4rem;
    line-height: 1.5;
}

.signal-row__meta {
    color: var(--color-cobalt);
    text-align: right;
}

.signal-row__image {
    display: none;
}

.show-post-images .signal-row {
    grid-template-columns: 86px 150px 88px minmax(0, 1fr) 130px;
}

.show-post-images .signal-row__image {
    display: block;
    width: 88px;
    height: 70px;
    overflow: hidden;
    background: var(--color-surface);
}

.signal-row__image img,
.signal-row__image span {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.signal-row__image span {
    display: block;
    border: 1px solid var(--color-orbit);
    background: radial-gradient(circle, var(--color-signal) 0 5px, transparent 6px), var(--color-surface);
}

.signal-row:hover .signal-row__body h2,
.signal-row:focus-within .signal-row__body h2 {
    color: var(--color-signal);
}

.pagination {
    display: grid;
    min-height: 110px;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 20px;
    color: var(--color-muted);
    font: 400 1.3rem/1.4 var(--font-mono);
}

.pagination a {
    color: var(--color-cobalt);
    text-underline-offset: 4px;
}

.pagination__side--right {
    text-align: right;
}

/* Archives */

.archive-hero {
    position: relative;
    display: flex;
    min-height: 430px;
    align-items: flex-start;
    justify-content: center;
    flex-direction: column;
    padding: 60px var(--page-pad);
    border-bottom: 1px solid var(--color-cobalt);
    overflow: hidden;
}

.archive-hero h1 {
    max-width: 930px;
    margin: 22px 0 18px;
    color: var(--color-cobalt);
    font-family: var(--font-display);
    font-size: clamp(6rem, 9vw, 12rem);
    font-weight: 600;
    letter-spacing: -0.07em;
    line-height: 0.92;
    text-decoration: underline;
    text-underline-offset: 0.1em;
}

.archive-hero > p {
    max-width: 700px;
    margin: 0;
    font-size: 2rem;
    line-height: 1.5;
}

.archive-hero__system {
    position: absolute;
    top: 50%;
    right: var(--page-pad);
    transform: translateY(-50%);
    opacity: 0.84;
}

.archive-hero--tag {
    padding-right: min(40vw, 500px);
}

.archive-hero--author {
    gap: 26px;
}

.author-profile {
    display: flex;
    align-items: center;
    gap: 28px;
}

.author-profile h1 {
    margin-top: 10px;
    font-size: clamp(5rem, 7vw, 9rem);
}

.author-profile__image,
.author-profile__placeholder {
    width: 112px;
    height: 112px;
    flex-shrink: 0;
    border-radius: 50%;
    object-fit: cover;
}

.author-profile__placeholder {
    border: 1px solid var(--color-cobalt);
    background: radial-gradient(circle, var(--color-signal) 0 8px, transparent 9px), var(--color-surface);
}

.author-links {
    display: flex;
    gap: 24px;
    font: 500 1.3rem/1.4 var(--font-mono);
}

.author-links a {
    color: var(--color-cobalt);
}

.signal-index--archive {
    padding-top: 0;
}

/* Articles */

.article-header {
    padding: 38px var(--page-pad) 62px;
    border-bottom: 1px solid var(--color-cobalt);
}

.article-header__trail {
    display: flex;
    gap: 10px;
    margin-bottom: 68px;
    color: var(--color-cobalt);
    font: 400 1.2rem/1.4 var(--font-mono);
}

.article-header__trail a {
    text-underline-offset: 3px;
}

.article-header__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 330px;
    align-items: center;
    gap: 64px;
}

.article-header__copy h1,
.article-header--page h1 {
    max-width: 1060px;
    margin: 22px 0 24px;
    font-family: var(--font-display);
    font-size: clamp(5rem, 7.2vw, 10rem);
    font-weight: 600;
    letter-spacing: -0.065em;
    line-height: 0.98;
}

.article-header__copy > p,
.article-header--page > p {
    max-width: 820px;
    margin: 0;
    color: var(--color-muted);
    font-size: clamp(1.8rem, 2vw, 2.4rem);
    line-height: 1.5;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 26px;
    margin-top: 36px;
    color: var(--color-cobalt);
    font: 400 1.2rem/1.4 var(--font-mono);
}

.article-header__system {
    display: flex;
    justify-content: flex-end;
}

.article-header--page {
    min-height: 440px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    flex-direction: column;
}

.article-feature {
    width: min(calc(100% - (2 * var(--page-pad))), 1280px);
    margin: 60px auto 0;
}

.article-feature img {
    width: 100%;
    max-height: 760px;
    object-fit: cover;
}

.article-feature figcaption {
    margin-top: 10px;
    color: var(--color-muted);
    font: 400 1.2rem/1.5 var(--font-mono);
}

.gh-content {
    margin: 72px auto;
    font-size: 1.9rem;
    line-height: 1.75;
}

.gh-content > * {
    width: min(calc(100% - (2 * var(--page-pad))), var(--content-width));
    margin-right: auto;
    margin-left: auto;
}

.gh-content > * + * {
    margin-top: 1.6em;
}

.gh-content > h2,
.gh-content > h3,
.gh-content > h4,
.gh-content > h5,
.gh-content > h6 {
    margin-top: 1.8em;
    margin-bottom: 0.55em;
    font-family: var(--font-display);
    letter-spacing: -0.035em;
    line-height: 1.12;
}

.gh-content > h2 { font-size: clamp(3.4rem, 4vw, 5.2rem); }
.gh-content > h3 { font-size: clamp(2.7rem, 3vw, 3.7rem); }
.gh-content > h4 { font-size: 2.3rem; }

.gh-content a {
    color: var(--color-cobalt);
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}

.gh-content a:hover {
    color: var(--color-signal);
}

.gh-content blockquote {
    padding: 8px 0 8px 28px;
    border-left: 5px solid var(--color-signal);
    color: var(--color-cobalt);
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 3vw, 3.6rem);
    font-weight: 500;
    letter-spacing: -0.025em;
    line-height: 1.3;
}

.gh-content hr {
    height: 1px;
    margin-top: 3em;
    margin-bottom: 3em;
    border: 0;
    background: var(--color-orbit);
}

.gh-content pre {
    overflow-x: auto;
    padding: 24px;
    background: #0d0d12;
    color: #f8f8ff;
    font: 400 1.4rem/1.65 var(--font-mono);
}

.gh-content :not(pre) > code {
    padding: 0.12em 0.35em;
    background: var(--color-surface);
    color: var(--color-cobalt);
    font: 500 0.9em/1 var(--font-mono);
}

.gh-content table {
    display: block;
    max-width: 100%;
    overflow-x: auto;
    border-collapse: collapse;
    font-size: 1.5rem;
}

.gh-content th,
.gh-content td {
    min-width: 140px;
    padding: 12px 16px;
    border: 1px solid var(--color-rule);
    text-align: left;
}

.gh-content th {
    background: var(--color-surface);
    font-family: var(--font-mono);
    font-size: 1.2rem;
    text-transform: uppercase;
}

.gh-content .kg-width-wide {
    width: min(calc(100% - (2 * var(--page-pad))), var(--wide-width));
    max-width: none;
}

.gh-content .kg-width-full {
    width: 100%;
    max-width: none;
}

.gh-content figure img {
    width: 100%;
}

.gh-content figcaption {
    margin-top: 10px;
    color: var(--color-muted);
    font: 400 1.2rem/1.5 var(--font-mono);
    text-align: center;
}

.gh-content .kg-card {
    margin-top: 2.6em;
    margin-bottom: 2.6em;
}

.gh-content .kg-bookmark-container,
.gh-content .kg-file-card-container,
.gh-content .kg-product-card-container,
.gh-content .kg-toggle-card,
.gh-content .kg-callout-card {
    border-color: var(--color-cobalt);
    border-radius: 0;
    box-shadow: none;
}

.gh-content .kg-button-card a.kg-btn {
    border-radius: 0;
    background: var(--color-cobalt);
    font-family: var(--font-mono);
}

.gh-content .kg-button-card a.kg-btn:hover {
    background: var(--color-signal);
}

.gh-content .kg-signup-card,
.gh-content .kg-header-card {
    border-radius: 0;
}

.article-footer {
    display: flex;
    width: min(calc(100% - (2 * var(--page-pad))), var(--wide-width));
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    margin: 0 auto 80px;
    padding: 32px 0;
    border-top: 1px solid var(--color-cobalt);
    border-bottom: 1px solid var(--color-cobalt);
}

.article-tags {
    color: var(--color-cobalt);
    font: 400 1.3rem/1.7 var(--font-mono);
}

.article-tags a {
    color: var(--color-cobalt);
}

.related-signals {
    padding: 0 var(--page-pad) 100px;
}

.related-signals__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-bottom: 1px solid var(--color-cobalt);
}

.related-signals__grid article {
    display: flex;
    min-height: 260px;
    justify-content: space-between;
    flex-direction: column;
    gap: 20px;
    padding: 30px;
    border-right: 1px solid var(--color-cobalt);
}

.related-signals__grid article:last-child {
    border-right: 0;
}

.related-signals__grid h3 {
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 2.4vw, 3.2rem);
    letter-spacing: -0.035em;
    line-height: 1.18;
}

.related-signals__grid h3 a {
    text-decoration: none;
}

.related-signals__grid h3 a:hover {
    color: var(--color-cobalt);
    text-decoration: underline;
    text-underline-offset: 4px;
}

.related-signals__grid article > span:last-child {
    color: var(--color-cobalt);
    font: 400 1.2rem/1.4 var(--font-mono);
}

/* Error and footer */

.error-page {
    display: grid;
    min-height: 700px;
    grid-template-columns: minmax(0, 1fr) 500px;
    align-items: center;
    gap: 60px;
    padding: 60px var(--page-pad);
}

.error-page h1 {
    max-width: 800px;
    margin: 24px 0 18px;
    color: var(--color-cobalt);
    font-size: clamp(5rem, 8vw, 10rem);
    letter-spacing: -0.065em;
    line-height: 0.96;
}

.error-page p {
    margin: 0 0 36px;
    font-size: 2rem;
}

.site-footer {
    margin-top: 80px;
    background: #0d0d12;
    color: var(--color-paper);
}

.site-footer__lead {
    display: grid;
    min-height: 290px;
    grid-template-columns: 230px minmax(0, 1fr) auto;
    align-items: center;
    gap: 40px;
    padding: 50px var(--page-pad);
    border-bottom: 1px solid #33333e;
}

.site-footer__lead h2 {
    max-width: 750px;
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(3.8rem, 5vw, 7rem);
    letter-spacing: -0.055em;
    line-height: 1;
}

.site-footer__base {
    display: flex;
    min-height: 92px;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    padding: 20px var(--page-pad);
    color: #a9a9b3;
    font: 400 1.2rem/1.5 var(--font-mono);
}

.site-footer .nav {
    gap: 20px;
}

.site-footer a {
    text-underline-offset: 3px;
}

/* Responsive */

@media (max-width: 1100px) {
    .site-navigation {
        gap: 22px;
    }

    .site-nav .nav {
        gap: 18px;
    }

    .home-hero {
        min-height: auto;
        grid-template-columns: 1fr 390px;
        gap: 24px;
    }

    .home-hero h1 {
        font-size: clamp(5.8rem, 7vw, 8rem);
    }

    .orbit-bearing {
        right: -8px;
    }

    .featured-signal {
        grid-template-columns: 160px minmax(0, 1fr);
    }

    .featured-signal__meta {
        grid-column: 2;
        align-items: flex-start;
        flex-direction: row;
        text-align: left;
    }

    .signal-row {
        grid-template-columns: 74px 140px minmax(0, 1fr) 110px;
    }

    .article-header__grid {
        grid-template-columns: minmax(0, 1fr) 260px;
        gap: 32px;
    }

    .site-footer__lead {
        grid-template-columns: 180px minmax(0, 1fr);
    }

    .site-footer__lead .button {
        grid-column: 2;
        justify-self: start;
    }
}

@media (max-width: 860px) {
    body.nav-open {
        overflow: hidden;
    }

    .site-header {
        min-height: 76px;
    }

    .nav-toggle {
        display: flex;
    }

    .site-navigation {
        position: fixed;
        inset: 76px 0 auto;
        display: none;
        max-height: calc(100vh - 76px);
        align-items: stretch;
        flex-direction: column;
        gap: 30px;
        padding: 34px var(--page-pad) 44px;
        border-bottom: 1px solid var(--color-cobalt);
        background: var(--color-paper);
        overflow-y: auto;
    }

    .nav-open .site-navigation {
        display: flex;
    }

    .nav-open .nav-toggle__lines span:first-child {
        transform: translateY(3.5px) rotate(45deg);
    }

    .nav-open .nav-toggle__lines span:last-child {
        transform: translateY(-3.5px) rotate(-45deg);
    }

    .site-nav .nav,
    .site-actions {
        align-items: flex-start;
        flex-direction: column;
    }

    .site-nav a {
        font-size: 2.4rem;
    }

    .site-actions {
        gap: 22px;
    }

    .portal-action {
        font-size: 1.6rem;
    }

    .home-hero {
        grid-template-columns: 1fr;
        padding-top: 48px;
    }

    .home-hero__system {
        margin-top: 28px;
    }

    .home-hero__system .orbit-system {
        width: min(100%, 470px);
    }

    .featured-signal {
        grid-template-columns: 1fr;
    }

    .featured-signal__meta {
        grid-column: auto;
    }

    .section-header {
        align-items: flex-start;
        flex-direction: column;
        gap: 22px;
    }

    .signal-row {
        grid-template-columns: 70px 130px minmax(0, 1fr);
        gap: 16px;
    }

    .signal-row__meta {
        display: none;
    }

    .archive-hero--tag {
        min-height: 590px;
        justify-content: flex-start;
        padding-right: var(--page-pad);
    }

    .archive-hero__system {
        top: auto;
        right: 50%;
        bottom: -50px;
        transform: translateX(50%);
    }

    .article-header__grid {
        grid-template-columns: 1fr;
    }

    .article-header__system {
        display: none;
    }

    .article-header__trail {
        margin-bottom: 44px;
    }

    .related-signals__grid {
        grid-template-columns: 1fr;
    }

    .related-signals__grid article {
        min-height: 190px;
        border-right: 0;
        border-bottom: 1px solid var(--color-cobalt);
    }

    .related-signals__grid article:last-child {
        border-bottom: 0;
    }

    .error-page {
        grid-template-columns: 1fr;
    }

    .error-page .orbit-system {
        width: min(100%, 430px);
        justify-self: center;
    }

    .site-footer__lead {
        grid-template-columns: 1fr;
    }

    .site-footer__lead .button {
        grid-column: auto;
    }

    .site-footer__base {
        align-items: flex-start;
        flex-direction: column;
        padding-top: 30px;
        padding-bottom: 30px;
    }
}

@media (max-width: 620px) {
    .site-brand__title {
        max-width: 180px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .nav-toggle__label {
        display: none;
    }

    .home-hero {
        padding-bottom: 42px;
    }

    .home-hero h1 {
        margin-top: 28px;
        font-size: clamp(4.6rem, 15vw, 7rem);
        line-height: 0.98;
    }

    .home-hero__actions {
        width: 100%;
        align-items: flex-start;
        flex-direction: column;
        margin-top: 38px;
    }

    .home-hero__system .orbit-system {
        width: min(100%, 370px);
    }

    .orbit-core {
        width: 108px;
        height: 108px;
    }

    .orbit-bearing {
        right: 0;
        bottom: 0;
        width: 52%;
        font-size: 1rem;
    }

    .featured-signal {
        gap: 22px;
    }

    .featured-signal__meta {
        align-items: flex-start;
        flex-direction: column;
        gap: 8px;
    }

    .signal-index {
        padding-top: 54px;
    }

    .signal-row {
        min-height: 150px;
        grid-template-columns: 62px minmax(0, 1fr);
        align-items: start;
        gap: 8px 12px;
        padding: 24px 0;
    }

    .signal-row__date,
    .signal-row__tag {
        padding-top: 3px;
    }

    .signal-row__tag {
        grid-column: 2;
    }

    .signal-row__body {
        grid-column: 2;
        padding: 0;
    }

    .show-post-images .signal-row {
        grid-template-columns: 62px minmax(0, 1fr);
    }

    .show-post-images .signal-row__image {
        display: none;
    }

    .pagination {
        min-height: 150px;
        grid-template-columns: 1fr 1fr;
    }

    .pagination__status {
        grid-column: 1 / -1;
        grid-row: 1;
        text-align: center;
    }

    .article-header {
        padding-top: 28px;
        padding-bottom: 42px;
    }

    .article-header__copy h1,
    .article-header--page h1 {
        font-size: clamp(4.2rem, 13vw, 6.4rem);
    }

    .article-meta {
        align-items: flex-start;
        flex-direction: column;
    }

    .gh-content {
        margin-top: 52px;
        margin-bottom: 52px;
        font-size: 1.75rem;
    }

    .article-footer {
        align-items: flex-start;
        flex-direction: column;
        margin-bottom: 60px;
    }

    .author-profile {
        align-items: flex-start;
        flex-direction: column;
    }

    .author-links {
        flex-wrap: wrap;
    }

    .site-footer {
        margin-top: 50px;
    }

    .site-footer__lead {
        min-height: 360px;
    }

    .site-footer .nav {
        align-items: flex-start;
        flex-direction: column;
    }
}

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

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

@media print {
    .site-header,
    .site-footer,
    .article-header__system,
    .article-footer,
    .related-signals {
        display: none !important;
    }

    body {
        color: #000;
        font-size: 11pt;
    }

    .article-header {
        padding: 0 0 30px;
    }

    .gh-content > * {
        width: 100%;
    }

    a {
        color: #000 !important;
        text-decoration: none !important;
    }
}