/* Homepage: annotated field plate
   A page-local layer for the professional front door. */

.frontier-home {
    --frontier-paper: #f3f0e8;
    --frontier-bright: #fbfaf6;
    --frontier-ink: #17212b;
    --frontier-soft: #344250;
    --frontier-muted: #53606a;
    --frontier-rule: #c8c1b5;
    --frontier-blue: #24567a;
    --frontier-copper: #9a472c;
    --frontier-display: "Sitka Text", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
    --frontier-sans: "Segoe UI Variable Text", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
    --frontier-data: "Cascadia Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
    background: var(--frontier-paper);
    color: var(--frontier-ink);
    font-family: var(--frontier-sans);
}

.frontier-home main {
    overflow: clip;
}

.frontier-home main section {
    margin: 0;
}

.frontier-home a:focus-visible,
.frontier-home button:focus-visible {
    outline: 3px solid var(--frontier-blue);
    outline-offset: 4px;
}

.frontier-home h1,
.frontier-home h2 {
    font-family: var(--frontier-display);
    font-optical-sizing: auto;
    font-kerning: normal;
    font-weight: 500;
    text-wrap: balance;
}

.frontier-home h3 {
    font-family: var(--frontier-sans);
    font-weight: 600;
    text-wrap: balance;
}

.frontier-home p {
    text-wrap: pretty;
}

.frontier-shell {
    width: min(calc(100% - 4rem), 1280px);
    margin-inline: auto;
}

.frontier-skip-link {
    position: fixed;
    z-index: 1200;
    top: 0.75rem;
    left: 0.75rem;
    padding: 0.65rem 0.9rem;
    background: var(--frontier-ink);
    color: #fff !important;
    font-weight: 700;
    text-decoration: none;
    transform: translateY(-180%);
}

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

/* Canonical navigation, tightened into the field-guide system. */
.frontier-home .site-nav {
    border-color: var(--frontier-rule);
    background: rgba(251, 250, 246, 0.98);
}

.frontier-home .site-nav .nav-container {
    width: min(calc(100% - 4rem), 1280px);
}

.frontier-home .site-nav .top-nav {
    min-height: 68px;
}

.frontier-home .site-nav .nav-logo {
    color: var(--frontier-ink);
    font-family: var(--frontier-display);
    font-size: 1.25rem;
    font-weight: 600;
}

.frontier-home .site-nav .nav-logo::after {
    margin-left: 0.75rem;
    color: var(--frontier-copper);
    content: "FIELD INDEX / 2026";
    font-family: var(--frontier-data);
    font-size: 0.66rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.frontier-home .site-nav .nav-link,
.frontier-home .site-nav .nav-search,
.frontier-home .site-nav .nav-cta {
    min-height: 44px;
    color: var(--frontier-soft);
    font-family: var(--frontier-sans);
    font-size: 0.875rem;
    font-weight: 600;
}

/* Hero */
.frontier-hero {
    display: grid;
    min-height: clamp(610px, calc(100svh - 218px), 760px);
    padding: clamp(2.75rem, 5vw, 5rem) 0;
    border-bottom: 1px solid var(--frontier-rule);
    background: var(--frontier-bright);
}

.frontier-hero-grid {
    display: grid;
    grid-template-columns: minmax(340px, 0.82fr) minmax(0, 1.18fr);
    gap: clamp(2.5rem, 6vw, 6.5rem);
    align-items: center;
}

.frontier-hero-copy {
    position: relative;
    z-index: 2;
}

.frontier-overline,
.frontier-section-index,
.frontier-feature-meta,
.now-card-meta {
    color: var(--frontier-muted) !important;
    font-family: var(--frontier-data);
    font-size: clamp(0.75rem, 0.72rem + 0.12vw, 0.8125rem);
    font-variant-numeric: lining-nums tabular-nums;
    font-weight: 600;
    letter-spacing: 0.055em;
    line-height: 1.4;
    text-transform: uppercase;
}

.frontier-overline {
    display: flex;
    margin: 0 0 clamp(1.5rem, 3vw, 2.75rem);
    gap: 0.8rem;
    align-items: center;
}

.frontier-overline span + span::before {
    margin-right: 0.8rem;
    color: var(--frontier-copper);
    content: "/";
}

.frontier-hero h1 {
    max-width: 10ch;
    margin: 0;
    color: var(--frontier-ink);
    font-size: clamp(2.875rem, 1.95rem + 4vw, 5.25rem);
    letter-spacing: -0.028em;
    line-height: 0.98;
}

.frontier-hero-deck {
    max-width: 46ch;
    margin: clamp(1.5rem, 3vw, 2.25rem) 0 0;
    color: var(--frontier-soft) !important;
    font-size: clamp(1.125rem, 1rem + 0.5vw, 1.5rem);
    line-height: 1.48;
}

.frontier-routes {
    display: flex;
    flex-wrap: wrap;
    margin-top: 1.9rem;
    gap: 0.65rem 1.75rem;
    align-items: center;
}

.frontier-routes a,
.frontier-routes button {
    display: inline-flex;
    min-height: 44px;
    padding: 0;
    gap: 0.55rem;
    align-items: center;
    border: 0;
    border-bottom: 1px solid currentColor;
    background: transparent;
    color: var(--frontier-blue);
    cursor: pointer;
    font: 600 0.925rem/1.25 var(--frontier-sans);
    text-decoration: none;
}

.frontier-hero-note {
    max-width: 47ch;
    margin: 1.65rem 0 0;
    color: var(--frontier-muted) !important;
    font-size: 0.85rem;
    line-height: 1.55;
}

.frontier-artifact-board {
    display: grid;
    position: relative;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: repeat(12, 1fr);
    min-height: 520px;
    min-width: 0;
    isolation: isolate;
}

.frontier-artifact-board::before {
    position: absolute;
    inset: 2.5rem 1rem 1.75rem 2.5rem;
    z-index: -1;
    border: 1px solid var(--frontier-rule);
    content: "";
}

.frontier-plate {
    display: grid;
    min-width: 0;
    border: 1px solid var(--frontier-ink);
    background: var(--frontier-bright);
    color: var(--frontier-ink) !important;
    text-decoration: none;
}

.frontier-plate figure {
    min-height: 0;
    margin: 0;
    overflow: hidden;
    background: var(--frontier-ink);
}

.frontier-plate img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(0.88) contrast(1.02);
    transition: filter 140ms ease, transform 140ms ease;
}

.frontier-plate-primary {
    z-index: 1;
    grid-column: 1 / 10;
    grid-row: 1 / 10;
}

.frontier-plate-primary img {
    object-position: 52% center;
}

.frontier-plate-talk {
    z-index: 3;
    grid-column: 9 / 13;
    grid-row: 2 / 8;
}

.frontier-plate-talk img {
    object-position: 50% 38%;
}

.frontier-plate-engine {
    z-index: 2;
    grid-column: 7 / 12;
    grid-row: 8 / 13;
}

.frontier-plate-engine img {
    object-position: 50% center;
}

.frontier-plate-caption {
    display: grid;
    grid-template-columns: 1fr auto;
    padding: 0.6rem 0.7rem;
    gap: 0.05rem 0.7rem;
    align-items: center;
    border-top: 1px solid var(--frontier-ink);
    background: var(--frontier-bright);
    font-family: var(--frontier-data);
    font-size: 0.72rem;
    line-height: 1.3;
}

.frontier-plate-caption b {
    grid-column: 1;
    color: var(--frontier-copper);
    font-weight: 600;
    text-transform: uppercase;
}

.frontier-plate-caption i {
    grid-column: 2;
    grid-row: 1 / 3;
    color: var(--frontier-muted);
    font-style: normal;
}

.frontier-board-note {
    display: flex;
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    margin: 0;
    justify-content: space-between;
    color: var(--frontier-muted) !important;
    font: 600 0.66rem/1.3 var(--frontier-data);
    letter-spacing: 0.06em;
}

/* Professional proof rail */
.frontier-vitals {
    padding: 0;
    border-bottom: 1px solid var(--frontier-rule);
    background: var(--frontier-paper);
}

.frontier-vitals-grid {
    display: grid;
    grid-template-columns: 0.8fr 1fr 0.9fr;
    padding-block: 0;
}

.frontier-vitals-grid div {
    min-width: 0;
    padding: 1.45rem clamp(1.25rem, 3vw, 2.4rem);
    border-right: 1px solid var(--frontier-rule);
}

.frontier-vitals-grid div:first-child {
    padding-left: 0;
}

.frontier-vitals-grid div:last-child {
    padding-right: 0;
    border-right: 0;
}

.frontier-vitals dt {
    margin-bottom: 0.35rem;
    color: var(--frontier-copper);
    font: 600 0.7rem/1.3 var(--frontier-data);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.frontier-vitals dd {
    margin: 0;
    color: var(--frontier-ink);
    font-size: clamp(0.9rem, 0.82rem + 0.2vw, 1rem);
    font-weight: 600;
    line-height: 1.4;
}

.frontier-vitals [data-catalog-count] {
    font-variant-numeric: tabular-nums;
}

/* Shared section heads */
.frontier-section-head,
.frontier-domain-head {
    display: grid;
    grid-template-columns: minmax(180px, 0.35fr) minmax(0, 0.95fr) minmax(260px, 0.7fr);
    gap: 1.5rem clamp(2rem, 5vw, 5rem);
    align-items: end;
    margin-bottom: clamp(2.75rem, 5vw, 4.5rem);
}

.frontier-section-head h2,
.frontier-domain-head h2 {
    max-width: 16ch;
    margin: 0;
    color: var(--frontier-ink);
    font-size: clamp(2.25rem, 1.75rem + 2vw, 3.5rem);
    letter-spacing: -0.02em;
    line-height: 1.02;
}

.frontier-section-head > p:last-child,
.frontier-domain-head > p:last-child {
    max-width: 52ch;
    margin: 0;
    color: var(--frontier-soft) !important;
    font-size: 1rem;
    line-height: 1.65;
}

.frontier-section-index {
    align-self: start;
    margin: 0;
    color: var(--frontier-copper) !important;
}

/* Selected work */
.frontier-fieldwork {
    padding: clamp(5rem, 8vw, 7.5rem) 0;
    background: var(--frontier-paper);
}

.frontier-fieldwork-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    border-top: 1px solid var(--frontier-ink);
}

.frontier-feature {
    color: var(--frontier-ink) !important;
    text-decoration: none;
}

.frontier-feature-primary {
    display: grid;
    grid-template-rows: minmax(300px, 0.95fr) auto;
    min-width: 0;
    padding: 0 2.5rem 2.5rem 0;
    border-right: 1px solid var(--frontier-rule);
    border-bottom: 1px solid var(--frontier-ink);
}

.frontier-lineage {
    display: grid;
    position: relative;
    grid-template-columns: auto 1fr auto 1fr auto 1fr auto;
    margin-bottom: 2rem;
    padding: clamp(2rem, 4vw, 4rem) clamp(1.5rem, 3vw, 3rem);
    gap: 0.75rem;
    align-items: center;
    overflow: hidden;
    background: var(--frontier-ink);
    color: #fff;
}

.frontier-lineage::before,
.frontier-lineage::after {
    position: absolute;
    border: 1px solid rgba(243, 240, 232, 0.24);
    content: "";
}

.frontier-lineage::before {
    inset: 1.25rem;
}

.frontier-lineage::after {
    width: 8rem;
    height: 8rem;
    right: -3rem;
    bottom: -3rem;
    transform: rotate(24deg);
}

.frontier-lineage span,
.frontier-lineage strong {
    position: relative;
    z-index: 1;
}

.frontier-lineage span {
    color: #d3d9dc;
    font: 600 0.7rem/1.3 var(--frontier-data);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.frontier-lineage strong {
    font-family: var(--frontier-display);
    font-size: clamp(1.35rem, 2.4vw, 2.45rem);
    font-weight: 500;
    text-align: center;
}

.frontier-lineage i {
    position: relative;
    z-index: 1;
    height: 1px;
    background: var(--frontier-copper);
}

.frontier-feature-copy {
    padding-right: clamp(0rem, 3vw, 2rem);
}

.frontier-feature-copy h3 {
    max-width: 18ch;
    margin: 0.7rem 0 1rem;
    font-family: var(--frontier-display);
    font-size: clamp(2rem, 1.6rem + 1.6vw, 3rem);
    font-weight: 500;
    letter-spacing: -0.02em;
    line-height: 1.04;
}

.frontier-feature-copy p:not(.frontier-feature-meta) {
    max-width: 54ch;
    margin: 0 0 1.4rem;
    color: var(--frontier-soft) !important;
    font-size: 1rem;
    line-height: 1.65;
}

.frontier-feature-copy > span,
.now-card-route {
    color: var(--frontier-blue);
    font-size: 0.92rem;
    font-weight: 600;
}

.frontier-feature-meta {
    margin: 0;
}

.frontier-feature-stack {
    display: grid;
    grid-template-rows: repeat(3, minmax(190px, 1fr));
    min-width: 0;
}

.frontier-feature-row {
    display: grid;
    grid-template-columns: minmax(150px, 0.65fr) minmax(0, 1.35fr);
    min-width: 0;
    padding: 1.5rem 0 1.5rem 2.5rem;
    gap: 1.5rem;
    align-items: center;
    border-bottom: 1px solid var(--frontier-rule);
    color: var(--frontier-ink) !important;
    text-decoration: none;
}

.frontier-feature-row:last-child {
    border-bottom-color: var(--frontier-ink);
}

.frontier-feature-row figure {
    aspect-ratio: 4 / 3;
    margin: 0;
    overflow: hidden;
    background: var(--frontier-ink);
}

.frontier-feature-row img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(0.82) contrast(1.04);
    transition: filter 140ms ease, transform 140ms ease;
}

.frontier-feature-row h3 {
    max-width: 26ch;
    margin: 0.45rem 0 0.65rem;
    color: var(--frontier-ink);
    font-size: clamp(1.2rem, 1.05rem + 0.5vw, 1.55rem);
    letter-spacing: -0.01em;
    line-height: 1.18;
}

.frontier-feature-row p:not(.frontier-feature-meta) {
    margin: 0;
    color: var(--frontier-soft) !important;
    font-size: 0.9rem;
    line-height: 1.55;
}

.frontier-feature-row-signal {
    grid-template-columns: minmax(150px, 0.65fr) minmax(0, 1.35fr);
}

.frontier-review-mark {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 0.55rem;
    align-items: center;
    color: var(--frontier-muted);
    font: 600 0.62rem/1.2 var(--frontier-data);
    letter-spacing: 0.05em;
}

.frontier-review-mark i {
    height: 1px;
    background: var(--frontier-rule);
}

.frontier-review-mark::after {
    display: block;
    grid-column: 1 / 4;
    height: clamp(52px, 5vw, 76px);
    border-top: 1px solid var(--frontier-ink);
    border-right: 4px solid rgba(154, 71, 44, 0.3);
    border-bottom: 1px solid var(--frontier-ink);
    border-left: 4px solid rgba(154, 71, 44, 0.3);
    background: transparent;
    content: "";
}

/* Directory routes */
.frontier-domain-index {
    padding: clamp(5rem, 8vw, 7.5rem) 0;
    background: var(--frontier-ink);
}

.frontier-domain-index h2,
.frontier-domain-index h3 {
    color: #fff;
}

.frontier-domain-index .frontier-section-index {
    color: #d68a6f !important;
}

.frontier-domain-head > p:last-child {
    color: #cbd3d8 !important;
}

.frontier-domain-list {
    margin: 0;
    padding: 0;
    list-style: none;
    border-top: 1px solid rgba(243, 240, 232, 0.4);
}

.frontier-domain-list li {
    display: grid;
    grid-template-columns: 72px minmax(180px, 0.7fr) minmax(240px, 1fr) minmax(300px, 1.2fr);
    padding: 1.55rem 0;
    gap: 1.25rem clamp(1.5rem, 4vw, 4rem);
    align-items: start;
    border-bottom: 1px solid rgba(243, 240, 232, 0.22);
}

.frontier-domain-number {
    color: #d68a6f;
    font: 600 0.78rem/1.4 var(--frontier-data);
}

.frontier-domain-list h3 {
    margin: 0;
    font-size: clamp(1.2rem, 1.05rem + 0.45vw, 1.5rem);
    line-height: 1.2;
}

.frontier-domain-list p {
    margin: 0;
    color: #cbd3d8 !important;
    font-size: 0.9rem;
    line-height: 1.55;
}

.frontier-domain-list nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.2rem;
}

.frontier-domain-list a {
    color: #fff;
    font-size: 0.88rem;
    font-weight: 600;
    text-decoration-line: underline;
    text-decoration-color: rgba(255, 255, 255, 0.45);
    text-underline-offset: 0.18em;
}

/* Current signals */
.frontier-now {
    padding: clamp(4.5rem, 7vw, 6.5rem) 0;
    background: var(--frontier-bright);
}

.frontier-section-head-compact {
    margin-bottom: 2.5rem;
}

.frontier-now-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-top: 1px solid var(--frontier-ink);
    border-left: 1px solid var(--frontier-rule);
}

.now-card {
    display: grid;
    position: relative;
    min-height: 240px;
    padding: 1.75rem 2rem 1.6rem;
    align-content: start;
    border-right: 1px solid var(--frontier-rule);
    border-bottom: 1px solid var(--frontier-rule);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    color: var(--frontier-ink) !important;
    text-decoration: none;
    transform: none;
}

.now-card::before {
    position: absolute;
    top: 1.75rem;
    right: 1.75rem;
    color: var(--frontier-copper);
    content: attr(data-index);
    font: 600 0.75rem/1 var(--frontier-data);
}

.now-card h3 {
    max-width: 30ch;
    margin: 1.1rem 2.5rem 0.75rem 0;
    font-size: clamp(1.25rem, 1.12rem + 0.55vw, 1.625rem);
    line-height: 1.18;
}

.now-card p {
    max-width: 58ch;
    margin: 0 0 1.25rem;
    color: var(--frontier-soft) !important;
    font-size: 0.95rem;
    line-height: 1.58;
}

.now-card-route {
    margin-top: auto;
}

.frontier-now-footer {
    display: flex;
    margin-top: 1.5rem;
    gap: 0.75rem 2rem;
    justify-content: flex-end;
}

.frontier-now-footer a,
.frontier-contact-small a {
    color: var(--frontier-blue);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration-line: underline;
    text-decoration-thickness: 0.08em;
    text-underline-offset: 0.18em;
}

/* Atlas and contact */
.frontier-atlas {
    padding: clamp(4.5rem, 7vw, 6.5rem) 0;
    border-top: 1px solid var(--frontier-rule);
    background: var(--frontier-paper);
}

.frontier-atlas-grid {
    display: grid;
    grid-template-columns: minmax(300px, 0.75fr) minmax(0, 1.25fr);
    gap: clamp(3rem, 8vw, 8rem);
    align-items: center;
}

.frontier-atlas-count {
    margin: 0;
    color: var(--frontier-copper) !important;
    font: 500 clamp(5rem, 13vw, 11rem)/0.8 var(--frontier-display);
    font-variant-numeric: lining-nums tabular-nums;
    letter-spacing: -0.065em;
}

.frontier-atlas h2,
.frontier-contact h2 {
    max-width: 16ch;
    margin: 0.7rem 0 1.25rem;
    font-size: clamp(2.25rem, 1.75rem + 2vw, 3.5rem);
    line-height: 1.02;
}

.frontier-atlas-grid > div > p:not(.frontier-section-index) {
    max-width: 58ch;
    margin: 0;
    color: var(--frontier-soft) !important;
    line-height: 1.65;
}

.frontier-contact {
    padding: clamp(4.5rem, 7vw, 6.5rem) 0;
    background: var(--frontier-ink);
}

.frontier-contact-grid {
    display: grid;
    grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
    gap: clamp(3rem, 8vw, 8rem);
}

.frontier-contact h2 {
    color: #fff;
}

.frontier-contact .frontier-section-index {
    color: #d68a6f !important;
}

.frontier-contact-copy > p:first-child {
    max-width: 58ch;
    margin: 0;
    color: #dbe1e5 !important;
    font-size: clamp(1.05rem, 0.98rem + 0.25vw, 1.2rem);
    line-height: 1.65;
}

.frontier-contact .frontier-routes a {
    color: #fff;
}

.frontier-contact-small {
    margin: 1.5rem 0 0;
    color: #aeb9c0 !important;
    font-size: 0.85rem;
}

.frontier-contact-small a {
    color: #d9e9f4;
}

/* Footer */
.frontier-home .frontier-footer {
    padding: 0;
    border-color: var(--frontier-rule);
    background: var(--frontier-bright);
}

.frontier-home .editorial-footer-directory {
    width: min(calc(100% - 4rem), 1280px);
    grid-template-columns: 1fr 0.8fr 1.25fr 1fr 0.7fr;
    margin-bottom: 0;
    padding-block: 2.5rem;
}

.frontier-home .editorial-footer-directory h2 {
    color: var(--frontier-muted);
    font-family: var(--frontier-data);
    font-size: 0.7rem;
}

.frontier-home .editorial-footer-directory a {
    display: inline-flex;
    min-height: 30px;
    align-items: center;
    color: var(--frontier-soft);
    font-size: 0.85rem;
}

.frontier-home .editorial-footer-layout {
    padding-block: 1.3rem;
}

.frontier-footer-note {
    flex: 1;
    text-align: center;
}

@media (hover: hover) and (pointer: fine) {
    .frontier-plate:hover img,
    .frontier-feature-row:hover img {
        filter: saturate(1) contrast(1.04);
        transform: scale(1.012);
    }

    .frontier-plate:hover,
    .frontier-feature:hover,
    .frontier-feature-row:hover,
    .now-card:hover {
        color: var(--frontier-blue) !important;
    }

    .now-card:hover {
        background: #f0ede5;
    }
}

/* Collapse the canonical navigation before tablet limbo begins. */
@media (max-width: 900px) {
    .frontier-home .site-nav .nav-container {
        width: min(calc(100% - 3rem), 1280px);
    }

    .frontier-home .site-nav .top-nav {
        min-height: 64px;
        flex-wrap: wrap;
    }

    .frontier-home .site-nav .nav-toggle {
        display: inline-flex;
        min-width: 44px;
        min-height: 44px;
        margin-left: auto;
        gap: 0.5rem;
        align-items: center;
        justify-content: flex-end;
    }

    .frontier-home .site-nav .top-nav-links {
        display: none;
        width: 100%;
        max-height: calc(100dvh - 64px);
        padding: 0.5rem 0 1rem;
        gap: 0;
        align-items: stretch;
        flex-direction: column;
        overflow-y: auto;
        border-top: 1px solid var(--frontier-rule);
    }

    .frontier-home .site-nav.is-mobile-open .top-nav-links {
        display: flex;
    }

    .frontier-home .site-nav .top-nav-links > * {
        width: 100%;
        min-height: 46px;
        justify-content: flex-start;
        border-bottom: 1px solid rgba(200, 193, 181, 0.58);
    }

    .frontier-home .site-nav .nav-search-label,
    .frontier-home .site-nav .nav-search kbd {
        display: inline-block;
    }

    .frontier-home .site-nav .nav-cta {
        padding-inline: 0;
        border: 0;
    }

    .frontier-section-head,
    .frontier-domain-head {
        grid-template-columns: 0.35fr 1fr;
    }

    .frontier-section-head > p:last-child,
    .frontier-domain-head > p:last-child {
        grid-column: 2;
    }

    .frontier-domain-list li {
        grid-template-columns: 52px minmax(170px, 0.75fr) minmax(0, 1.25fr);
    }

    .frontier-domain-list nav {
        grid-column: 2 / 4;
    }
}

@media (max-width: 760px) {
    .frontier-shell,
    .frontier-home .site-nav .nav-container,
    .frontier-home .editorial-footer-directory {
        width: min(calc(100% - 2.5rem), 1280px);
    }

    .frontier-home .site-nav .nav-logo::after {
        display: none;
    }

    .frontier-hero {
        min-height: auto;
        padding: 2.75rem 0 2rem;
    }

    .frontier-hero-grid {
        grid-template-columns: 1fr;
        gap: 2.25rem;
    }

    .frontier-overline {
        margin-bottom: 1.35rem;
    }

    .frontier-hero h1 {
        max-width: 11ch;
    }

    .frontier-hero-deck {
        max-width: 54ch;
        margin-top: 1.15rem;
    }

    .frontier-hero .frontier-routes {
        margin-top: 1.2rem;
    }

    .frontier-hero-note {
        margin-top: 1rem;
    }

    .frontier-artifact-board {
        grid-template-rows: repeat(6, 1fr);
        min-height: 230px;
    }

    .frontier-artifact-board::before,
    .frontier-board-note {
        display: none;
    }

    .frontier-plate-primary {
        grid-column: 1 / 9;
        grid-row: 1 / 7;
    }

    .frontier-plate-talk {
        display: none;
    }

    .frontier-plate-engine {
        grid-column: 8 / 13;
        grid-row: 2 / 6;
    }

    .frontier-plate-caption {
        font-size: 0.66rem;
    }

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

    .frontier-vitals-grid div {
        padding: 1.15rem;
    }

    .frontier-vitals-grid div:first-child {
        padding-left: 0;
    }

    .frontier-vitals-grid div:nth-child(2) {
        padding-right: 0;
        border-right: 0;
    }

    .frontier-vitals-grid div:last-child {
        grid-column: 1 / 3;
        padding-left: 0;
        border-top: 1px solid var(--frontier-rule);
    }

    .frontier-fieldwork,
    .frontier-domain-index,
    .frontier-now,
    .frontier-atlas,
    .frontier-contact {
        padding: 4.5rem 0;
    }

    .frontier-section-head,
    .frontier-domain-head {
        grid-template-columns: 1fr;
        gap: 0.9rem;
        margin-bottom: 2.25rem;
    }

    .frontier-section-head > p:last-child,
    .frontier-domain-head > p:last-child {
        grid-column: 1;
    }

    .frontier-fieldwork-grid {
        grid-template-columns: 1fr;
    }

    .frontier-feature-primary {
        grid-template-rows: auto auto;
        padding: 0 0 2rem;
        border-right: 0;
    }

    .frontier-lineage {
        min-height: 210px;
        margin-bottom: 1.75rem;
    }

    .frontier-feature-copy h3 {
        max-width: 22ch;
    }

    .frontier-feature-row {
        min-height: 170px;
        padding: 1.25rem 0;
    }

    .frontier-feature-row-signal {
        grid-template-columns: minmax(120px, 0.55fr) minmax(0, 1.45fr);
    }

    .frontier-domain-list li {
        grid-template-columns: 42px minmax(0, 1fr);
        gap: 0.65rem 1rem;
    }

    .frontier-domain-list p,
    .frontier-domain-list nav {
        grid-column: 2;
    }

    .frontier-now-list {
        grid-template-columns: 1fr;
    }

    .now-card {
        min-height: 195px;
    }

    .frontier-atlas-grid,
    .frontier-contact-grid {
        grid-template-columns: 1fr;
        gap: 2.25rem;
    }

    .frontier-atlas-count {
        font-size: clamp(5rem, 25vw, 8rem);
    }

    .frontier-home .editorial-footer-directory {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .frontier-home .editorial-footer-directory a {
        min-height: 38px;
    }

    .frontier-home .editorial-footer-layout {
        align-items: flex-start;
        flex-direction: column;
    }

    .frontier-footer-note {
        text-align: left;
    }
}

@media (max-width: 420px) {
    .frontier-shell,
    .frontier-home .site-nav .nav-container,
    .frontier-home .editorial-footer-directory {
        width: min(calc(100% - 2rem), 1280px);
    }

    .frontier-hero {
        padding-top: 2.25rem;
    }

    .frontier-overline {
        flex-wrap: wrap;
        font-size: 0.72rem;
        letter-spacing: 0.04em;
    }

    .frontier-hero h1 {
        font-size: clamp(2.6rem, 13vw, 3.1rem);
        line-height: 1.01;
    }

    .frontier-hero-deck {
        font-size: 1.08rem;
        line-height: 1.47;
    }

    .frontier-hero .frontier-routes {
        gap: 0.25rem 1rem;
    }

    .frontier-hero .frontier-routes a {
        font-size: 0.85rem;
    }

    .frontier-artifact-board {
        min-height: 190px;
    }

    .frontier-plate-caption {
        padding: 0.45rem 0.5rem;
    }

    .frontier-feature-row,
    .frontier-feature-row-signal {
        grid-template-columns: 104px minmax(0, 1fr);
        gap: 1rem;
    }

    .frontier-feature-row figure {
        aspect-ratio: 1 / 1;
    }

    .frontier-feature-row p:not(.frontier-feature-meta) {
        display: none;
    }

    .frontier-review-mark::after {
        height: 42px;
    }

    .frontier-lineage {
        grid-template-columns: 1fr auto 1fr auto 1fr;
        min-height: 180px;
        padding: 2rem 1.25rem;
    }

    .frontier-lineage span {
        display: none;
    }

    .frontier-lineage strong {
        font-size: 1.15rem;
    }

    .frontier-now-footer {
        align-items: flex-start;
        flex-direction: column;
    }

    .frontier-home .editorial-footer-directory {
        gap: 1.25rem;
    }
}

@media (max-width: 350px) {
    .frontier-hero .frontier-routes {
        align-items: stretch;
        flex-direction: column;
    }

    .frontier-hero .frontier-routes a {
        width: 100%;
    }

    .frontier-plate-primary {
        grid-column: 1 / 13;
    }

    .frontier-plate-engine {
        display: none;
    }

    .frontier-vitals-grid {
        grid-template-columns: 1fr;
    }

    .frontier-vitals-grid div,
    .frontier-vitals-grid div:first-child,
    .frontier-vitals-grid div:nth-child(2),
    .frontier-vitals-grid div:last-child {
        grid-column: 1;
        padding: 1rem 0;
        border-top: 0;
        border-right: 0;
        border-bottom: 1px solid var(--frontier-rule);
    }

    .frontier-home .editorial-footer-directory {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    .frontier-home *,
    .frontier-home *::before,
    .frontier-home *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}