:root {
    --color-ink: #161514;
    --color-muted: #6d6861;
    --color-line: #d9d2c4;
    --color-paper: #f3eee4;
    --color-panel: #fffaf0;
    --color-accent: #b94f32;
    --color-accent-dark: #743323;
    --color-steel: #2e4f5d;
    --gh-font-heading: Georgia, "Times New Roman", serif;
    --gh-font-body: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --font-sans: var(--gh-font-body);
    --font-serif: var(--gh-font-heading);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--color-ink);
    background: var(--color-paper);
    font-family: var(--font-sans);
    line-height: 1.55;
}

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

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

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

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

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 76px;
    padding: 18px clamp(20px, 5vw, 72px);
    border-bottom: 1px solid var(--color-line);
    background: rgba(243, 238, 228, 0.94);
    backdrop-filter: blur(12px);
}

.site-brand {
    display: inline-flex;
    align-items: center;
    min-width: 0;
}

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

.site-title {
    font-weight: 800;
    font-size: 1.35rem;
    letter-spacing: 0;
}

.site-nav ul {
    display: flex;
    align-items: center;
    gap: 22px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.site-nav a {
    color: var(--color-muted);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
}

.site-nav a:hover {
    color: var(--color-ink);
}

.nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    padding: 0;
    border: 1px solid var(--color-line);
    background: var(--color-panel);
    color: var(--color-ink);
}

.nav-toggle-line {
    display: block;
    width: 18px;
    height: 2px;
    margin: 4px auto;
    background: currentColor;
}

.hero {
    position: relative;
    overflow: hidden;
    padding: clamp(48px, 8vw, 104px) clamp(20px, 5vw, 72px) clamp(40px, 6vw, 76px);
    border-bottom: 1px solid var(--color-line);
}

.hero::before {
    position: absolute;
    inset: 0;
    pointer-events: none;
    content: "";
    background:
        linear-gradient(90deg, rgba(46, 79, 93, 0.08) 1px, transparent 1px),
        linear-gradient(0deg, rgba(46, 79, 93, 0.06) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent);
}

.hero-grid {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.75fr);
    gap: clamp(32px, 6vw, 86px);
    align-items: end;
    max-width: 1180px;
    margin: 0 auto;
}

.eyebrow {
    margin: 0 0 14px;
    color: var(--color-accent-dark);
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
}

.section-code {
    margin: 0 0 12px;
    color: var(--color-steel);
    font-size: 0.78rem;
    font-weight: 900;
    text-transform: uppercase;
}

h1,
h2,
h3 {
    margin: 0;
    line-height: 1.02;
}

h1 {
    font-family: var(--font-serif);
    font-size: clamp(4rem, 13vw, 10rem);
    font-weight: 700;
}

h2 {
    max-width: 820px;
    font-family: var(--font-serif);
    font-size: clamp(2.05rem, 5vw, 4.2rem);
    font-weight: 700;
}

h3 {
    font-size: 1.12rem;
}

.hero-lede {
    max-width: 720px;
    margin: 22px 0 0;
    color: var(--color-muted);
    font-size: clamp(1.08rem, 2vw, 1.45rem);
}

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

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 18px;
    border: 1px solid var(--color-ink);
    font-size: 0.88rem;
    font-weight: 800;
}

.button.primary {
    background: var(--color-ink);
    color: var(--color-panel);
}

.button.secondary {
    background: transparent;
}

.hero-panel,
.hero-visual {
    position: relative;
    display: grid;
    border-top: 1px solid var(--color-ink);
    border-left: 1px solid var(--color-line);
    background: rgba(255, 250, 240, 0.82);
    overflow: hidden;
}

.terrain-lines {
    min-height: 170px;
    border-right: 1px solid var(--color-line);
    border-bottom: 1px solid var(--color-line);
    background:
        radial-gradient(ellipse at 20% 20%, rgba(185, 79, 50, 0.32), transparent 28%),
        radial-gradient(ellipse at 78% 54%, rgba(46, 79, 93, 0.26), transparent 34%),
        repeating-linear-gradient(158deg, transparent 0 15px, rgba(22, 21, 20, 0.12) 16px 17px);
}

.hero-panel div,
.hero-visual div:not(.terrain-lines) {
    display: grid;
    grid-template-columns: 72px minmax(0, 1fr);
    align-items: center;
    min-height: 82px;
    border-right: 1px solid var(--color-line);
    border-bottom: 1px solid var(--color-line);
}

.hero-panel span,
.hero-visual span,
.capability-grid span,
.principle-grid span,
.sector-grid span,
.process-list span,
.coverage-grid span {
    color: var(--color-accent);
    font-family: var(--font-serif);
    font-size: 2.15rem;
    font-weight: 700;
    text-align: center;
}

.hero-panel strong,
.hero-visual strong {
    padding-right: 18px;
    font-size: 1.05rem;
}

.proof-strip {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-bottom: 1px solid var(--color-line);
    background: var(--color-ink);
    color: var(--color-panel);
}

.proof-strip div {
    min-width: 0;
    padding: 22px clamp(20px, 5vw, 72px);
    border-right: 1px solid rgba(255, 250, 240, 0.2);
}

.proof-strip span {
    display: block;
    color: #d8bc92;
    font-size: 0.75rem;
    font-weight: 900;
    text-transform: uppercase;
}

.proof-strip strong {
    display: block;
    margin-top: 4px;
    font-size: 1.08rem;
}

.section {
    max-width: 1180px;
    margin: 0 auto;
    padding: clamp(48px, 8vw, 92px) clamp(20px, 5vw, 72px);
}

.section-heading {
    margin-bottom: 32px;
}

.section-intro {
    max-width: 760px;
    margin: -8px 0 34px;
    color: var(--color-muted);
    font-size: 1.12rem;
}

.section-close {
    margin: 30px 0 0;
    color: var(--color-ink);
    font-family: var(--font-serif);
    font-size: clamp(1.35rem, 2.4vw, 2.1rem);
}

.band {
    max-width: none;
    border-top: 1px solid var(--color-line);
    border-bottom: 1px solid var(--color-line);
    background: #ebe4d8;
}

.band > * {
    max-width: 1180px;
    margin-right: auto;
    margin-left: auto;
}

.prose {
    max-width: 760px;
    color: var(--color-muted);
    font-size: 1.12rem;
}

.split {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(300px, 1fr);
    gap: clamp(28px, 5vw, 70px);
    align-items: start;
}

.capability-grid,
.post-feed,
.principle-grid,
.sector-grid,
.coverage-grid {
    display: grid;
    gap: 1px;
    background: var(--color-line);
    border: 1px solid var(--color-line);
}

.capability-grid,
.post-feed {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.principle-grid,
.coverage-grid {
    grid-template-columns: 1fr;
}

.sector-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.capability-grid article,
.post-card,
.principle-grid article,
.sector-grid article,
.coverage-grid article {
    min-width: 0;
    background: var(--color-panel);
}

.capability-grid article,
.principle-grid article,
.sector-grid article,
.coverage-grid article {
    min-height: 260px;
    padding: 26px;
}

.capability-grid span,
.principle-grid span,
.sector-grid span,
.process-list span,
.coverage-grid span {
    display: block;
    margin-bottom: 36px;
    text-align: left;
}

.capability-grid p,
.principle-grid p,
.sector-grid p,
.process-list p,
.coverage-grid p,
.solution-list p,
.post-card p,
.archive-header p,
.article-excerpt {
    color: var(--color-muted);
}

.solution-list,
.process-list {
    display: grid;
    gap: 1px;
    border: 1px solid var(--color-line);
    background: var(--color-line);
}

.solution-list article,
.process-list article {
    display: grid;
    grid-template-columns: 150px minmax(180px, 0.45fr) minmax(0, 1fr);
    gap: 22px;
    align-items: start;
    min-width: 0;
    padding: 24px;
    background: var(--color-panel);
}

.solution-list span {
    color: var(--color-accent-dark);
    font-size: 0.76rem;
    font-weight: 900;
    text-transform: uppercase;
}

.process-list span {
    margin: 0;
    font-size: 1.65rem;
}

.origin-block {
    padding: clamp(56px, 8vw, 98px) clamp(20px, 5vw, 72px);
    background: var(--color-ink);
    color: var(--color-panel);
}

.origin-inner {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(300px, 1fr);
    gap: clamp(32px, 6vw, 86px);
    max-width: 1180px;
    margin: 0 auto;
}

.origin-block .section-code {
    color: #d8bc92;
}

.origin-block h2 {
    color: var(--color-panel);
}

.origin-copy {
    color: #ddd3c2;
    font-size: 1.08rem;
}

.origin-copy p {
    margin: 0;
}

.origin-copy p + p {
    margin-top: 1.2em;
}

.origin-copy strong {
    color: #fffaf0;
}

.origin-statement {
    max-width: 1180px;
    margin: 42px auto 0;
    padding: 28px 0 0;
    border-top: 1px solid rgba(255, 250, 240, 0.22);
    color: #fffaf0;
    font-family: var(--font-serif);
    font-size: clamp(1.45rem, 2.8vw, 2.55rem);
    line-height: 1.18;
}

.origin-terms {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1px;
    max-width: 1180px;
    margin: 42px auto 0;
    background: rgba(255, 250, 240, 0.18);
    border: 1px solid rgba(255, 250, 240, 0.18);
}

.origin-terms span {
    min-width: 0;
    padding: 20px;
    background: rgba(255, 250, 240, 0.06);
    color: #fffaf0;
    font-size: 0.9rem;
    font-weight: 800;
    text-transform: uppercase;
}

.origin-context {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    max-width: 1180px;
    margin: 16px auto 0;
    color: #d8bc92;
    font-size: 0.82rem;
    font-weight: 800;
    text-transform: uppercase;
}

.origin-context span {
    padding-right: 12px;
    border-right: 1px solid rgba(216, 188, 146, 0.34);
}

.origin-context span:last-child {
    border-right: 0;
}

.contact-section {
    padding-bottom: clamp(64px, 9vw, 112px);
}

.contact-link {
    display: block;
    width: 100%;
    padding: 28px;
    border: 1px solid var(--color-ink);
    background: var(--color-panel);
    color: var(--color-ink);
    font-family: var(--font-serif);
    font-size: clamp(1.45rem, 3vw, 2.6rem);
    overflow-wrap: anywhere;
}

.post-card-image {
    display: block;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--color-steel);
}

.post-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.post-card-content {
    padding: 22px;
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 12px;
    color: var(--color-accent-dark);
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
}

.archive-header,
.article {
    max-width: 940px;
    margin: 0 auto;
    padding: clamp(48px, 8vw, 96px) clamp(20px, 5vw, 72px);
}

.article-header h1,
.archive-header h1 {
    font-size: clamp(2.8rem, 7vw, 6.4rem);
}

.article-image {
    margin: 34px 0 0;
}

.article-image figcaption {
    margin-top: 10px;
    color: var(--color-muted);
    font-size: 0.9rem;
}

.gh-content {
    margin-top: 42px;
    font-size: 1.08rem;
}

.gh-content > * {
    max-width: 720px;
    margin-right: auto;
    margin-left: auto;
}

.gh-content > * + * {
    margin-top: 1.4em;
}

.gh-content a {
    color: var(--color-accent-dark);
    text-decoration: underline;
    text-underline-offset: 0.18em;
}

.gh-content blockquote {
    padding-left: 24px;
    border-left: 4px solid var(--color-accent);
    color: var(--color-ink);
    font-family: var(--font-serif);
    font-size: 1.35rem;
}

.gh-content .kg-width-wide {
    max-width: min(1040px, 100%);
}

.gh-content .kg-width-full {
    max-width: none;
    width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
}

.kg-width-wide img,
.kg-width-full img {
    width: 100%;
}

.kg-gallery-container,
.kg-image-card,
.kg-embed-card,
.kg-video-card,
.kg-audio-card,
.kg-file-card,
.kg-product-card,
.kg-callout-card,
.kg-toggle-card,
.kg-header-card,
.kg-button-card,
.kg-bookmark-card {
    max-width: 720px;
    margin-right: auto;
    margin-left: auto;
}

.kg-gallery-card.kg-width-wide,
.kg-image-card.kg-width-wide,
.kg-video-card.kg-width-wide,
.kg-embed-card.kg-width-wide {
    max-width: min(1040px, 100%);
}

.kg-image-card.kg-width-full,
.kg-gallery-card.kg-width-full,
.kg-video-card.kg-width-full,
.kg-embed-card.kg-width-full,
.kg-header-card.kg-width-full {
    max-width: none;
    width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
}

.site-footer {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    padding: 28px clamp(20px, 5vw, 72px);
    border-top: 1px solid var(--color-line);
    color: var(--color-muted);
    font-size: 0.9rem;
}

.site-footer strong {
    color: var(--color-ink);
}

.footer-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

@media (max-width: 900px) {
    .nav-toggle {
        display: block;
    }

    .site-nav {
        position: absolute;
        top: 100%;
        right: 20px;
        left: 20px;
        display: none;
        padding: 18px;
        border: 1px solid var(--color-line);
        background: var(--color-panel);
    }

    .nav-open .site-nav {
        display: block;
    }

    .site-nav ul {
        display: grid;
        gap: 14px;
    }

    .nav-open .nav-toggle-line:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }

    .nav-open .nav-toggle-line:nth-child(2) {
        opacity: 0;
    }

    .nav-open .nav-toggle-line:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }

    .hero-grid {
        grid-template-columns: 1fr;
    }

    .capability-grid,
    .post-feed,
    .sector-grid,
    .proof-strip,
    .origin-terms,
    .origin-inner,
    .split {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .solution-list article,
    .process-list article {
        grid-template-columns: 100px minmax(0, 1fr);
    }

    .solution-list p,
    .process-list p {
        grid-column: 2;
    }
}

@media (max-width: 620px) {
    .hero-panel div,
    .hero-visual div:not(.terrain-lines) {
        grid-template-columns: 58px minmax(0, 1fr);
    }

    .hero-panel span,
    .hero-visual span,
    .capability-grid span,
    .principle-grid span,
    .sector-grid span,
    .process-list span,
    .coverage-grid span {
        font-size: 1.65rem;
    }

    .capability-grid,
    .post-feed {
        grid-template-columns: 1fr;
    }

    .proof-strip,
    .sector-grid,
    .origin-terms,
    .origin-inner,
    .split {
        grid-template-columns: 1fr;
    }

    .solution-list article,
    .process-list article {
        grid-template-columns: 1fr;
    }

    .solution-list p,
    .process-list p {
        grid-column: auto;
    }

    .site-footer {
        display: grid;
    }
}