@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  --black: #101412;
  --black-2: #171d1a;
  --paper: #f2efe7;
  --paper-2: #e5e0d4;
  --ink: #151a17;
  --muted: #6f746f;
  --teal: #4ac6b7;
  --teal-dark: #2c8f85;
  --line: #b8b6ae;
  --white: #fbfaf6;
  --rail: 280px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--black);
  color: var(--ink);
  font-family: "Manrope", system-ui, sans-serif;
}

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  transform: translateY(-200%);
  padding: .75rem 1rem;
  background: var(--teal);
  color: var(--black);
  z-index: 999;
}

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

.site-frame {
  display: grid;
  grid-template-columns: var(--rail) minmax(0, 1fr);
  min-height: 100vh;
}

.rail {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 2rem 1.5rem;
  background: var(--black);
  color: var(--white);
  display: flex;
  flex-direction: column;
  border-right: 1px solid #2c332f;
}

.rail-brand {
  text-decoration: none;
  display: grid;
  gap: 1rem;
}

.rail-monogram {
  font-family: "IBM Plex Mono", monospace;
  font-size: 2.2rem;
  letter-spacing: -.08em;
  color: var(--teal);
}

.rail-name {
  max-width: 180px;
  font-size: .84rem;
  line-height: 1.35;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.rail-nav {
  margin-top: 5rem;
  display: grid;
}

.rail-nav a {
  display: flex;
  gap: 1rem;
  padding: .85rem 0;
  border-top: 1px solid #2c332f;
  text-decoration: none;
  font-size: .88rem;
}

.rail-nav a:last-child {
  border-bottom: 1px solid #2c332f;
}

.rail-nav span {
  color: var(--teal);
  font-family: "IBM Plex Mono", monospace;
  font-size: .72rem;
}

.rail-footer {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  color: #8d958f;
  font-family: "IBM Plex Mono", monospace;
  font-size: .68rem;
  text-transform: uppercase;
}

.site-content {
  min-width: 0;
  background: var(--paper);
}

.mobile-header {
  display: none;
}

.hero {
  min-height: 100vh;
  padding: 2rem 3rem 3rem;
  background: var(--paper);
  display: grid;
  grid-template-rows: auto 1fr auto;
  border-bottom: 1px solid var(--line);
}

.hero-kicker {
  font-family: "IBM Plex Mono", monospace;
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .12em;
}

.hero-title-wrap {
  display: flex;
  align-items: center;
}

h1 {
  margin: 0;
  font-size: clamp(4.5rem, 10vw, 11rem);
  line-height: .78;
  letter-spacing: -.085em;
  font-weight: 800;
}

h1 span {
  display: block;
}

h1 span:nth-child(2) {
  color: var(--teal-dark);
}

.hero-bottom {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(320px, .8fr);
  gap: 3rem;
  align-items: end;
}

.hero-statement {
  margin: 0;
  max-width: 780px;
  font-size: clamp(1.4rem, 2.5vw, 2.4rem);
  line-height: 1.25;
}

.hero-index {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--ink);
}

.hero-index span {
  padding: .8rem 0;
  border-bottom: 1px solid var(--line);
  font-family: "IBM Plex Mono", monospace;
  font-size: .76rem;
  text-transform: uppercase;
}

.intro-strip {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 4rem;
  padding: 4rem 3rem;
  background: var(--paper-2);
  border-bottom: 1px solid var(--line);
}

.strip-label,
.section-cap span,
.principles-head > span,
.status-label {
  font-family: "IBM Plex Mono", monospace;
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .1em;
}

.strip-copy {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 3rem;
}

.strip-copy p {
  margin: 0;
  font-size: 1.12rem;
  line-height: 1.7;
}

.manifesto {
  background: var(--black-2);
  color: var(--white);
}

.manifesto-line {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 2rem;
  padding: 2.5rem 3rem;
  border-bottom: 1px solid #303833;
}

.manifesto-number {
  color: var(--teal);
  font-family: "IBM Plex Mono", monospace;
}

.manifesto-line p {
  margin: 0;
  max-width: 900px;
  font-size: clamp(1.6rem, 3vw, 3.2rem);
  line-height: 1.12;
  font-weight: 600;
  letter-spacing: -.035em;
}

.fields {
  padding: 5rem 3rem;
  background: var(--paper);
}

.section-cap {
  display: flex;
  gap: 1.5rem;
  align-items: baseline;
  margin-bottom: 3rem;
}

.section-cap h2,
.principles-head h2,
.status h2 {
  margin: 0;
  font-size: clamp(2.2rem, 4vw, 4.8rem);
  letter-spacing: -.05em;
  line-height: 1;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--ink);
}

.field {
  min-height: 300px;
  padding: 1.5rem;
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  display: flex;
  flex-direction: column;
}

.field-code {
  font-family: "IBM Plex Mono", monospace;
  font-size: .72rem;
}

.field h3 {
  margin: auto 0 1rem;
  font-size: 2rem;
  line-height: 1;
  letter-spacing: -.04em;
}

.field p {
  margin: 0;
  color: inherit;
  opacity: .72;
}

.field-dark {
  background: var(--black);
  color: var(--white);
}

.field-accent {
  background: var(--teal);
}

.field-light {
  background: var(--paper);
}

.field-outline {
  background: transparent;
}

.portfolio {
  padding: 5rem 3rem;
  background: var(--black);
  color: var(--white);
}

.section-cap-light span {
  color: var(--teal);
}

.portfolio-list {
  border-top: 1px solid #455049;
}

.portfolio-list article {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 2rem;
  align-items: center;
  padding: 1.5rem 0;
  border-bottom: 1px solid #303833;
}

.project-no,
.project-type {
  font-family: "IBM Plex Mono", monospace;
  font-size: .72rem;
  text-transform: uppercase;
}

.project-no {
  color: var(--teal);
}

.project-type {
  color: #9aa39d;
}

.portfolio h3 {
  margin: 0 0 .3rem;
  font-size: 1.8rem;
  letter-spacing: -.04em;
}

.portfolio p {
  margin: 0;
  color: #aeb6b1;
}

.principles {
  display: grid;
  grid-template-columns: minmax(300px, .7fr) minmax(0, 1.3fr);
  background: var(--paper-2);
}

.principles-head {
  padding: 5rem 3rem;
  border-right: 1px solid var(--line);
}

.principles-head > span {
  display: block;
  margin-bottom: 2rem;
}

.principle-sequence article {
  display: grid;
  grid-template-columns: 60px 220px 1fr;
  gap: 2rem;
  padding: 2.2rem 3rem;
  border-bottom: 1px solid var(--line);
}

.principle-sequence article:last-child {
  border-bottom: 0;
}

.principle-sequence span {
  color: var(--teal-dark);
  font-family: "IBM Plex Mono", monospace;
}

.principle-sequence h3 {
  margin: 0;
  font-size: 1.4rem;
}

.principle-sequence p {
  margin: 0;
  color: var(--muted);
}

.status {
  display: grid;
  grid-template-columns: 180px 1fr 320px;
  gap: 3rem;
  padding: 5rem 3rem;
  background: var(--teal);
}

.status-main p,
.status-note p {
  margin: 1rem 0 0;
  max-width: 660px;
  line-height: 1.7;
}

.status-note {
  align-self: end;
  border-top: 1px solid var(--ink);
  padding-top: 1rem;
}

.status-note span {
  font-family: "IBM Plex Mono", monospace;
  font-size: .72rem;
  text-transform: uppercase;
}

.site-footer {
  padding: 2rem 3rem;
  background: var(--paper);
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  border-top: 1px solid var(--line);
}

.site-footer > div {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-footer span {
  color: var(--muted);
  font-size: .82rem;
}

:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
}

@media (max-width: 980px) {
  .site-frame {
    grid-template-columns: 1fr;
  }

  .rail {
    display: none;
  }

  .mobile-header {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 64px;
    padding: 0 1rem;
    background: var(--black);
    color: var(--white);
  }

  .mobile-brand {
    text-decoration: none;
    color: var(--teal);
    font-family: "IBM Plex Mono", monospace;
  }

  .menu-toggle {
    border: 0;
    background: none;
    color: var(--white);
    font-family: "IBM Plex Mono", monospace;
  }

  .mobile-nav {
    display: none;
    position: absolute;
    inset: 64px 0 auto;
    padding: 1rem;
    background: var(--black);
    border-top: 1px solid #303833;
  }

  .mobile-nav.open {
    display: grid;
  }

  .mobile-nav a {
    padding: .8rem 0;
    color: var(--white);
    text-decoration: none;
    border-bottom: 1px solid #303833;
  }

  .hero {
    min-height: auto;
    padding: 4rem 1.2rem 2rem;
    gap: 5rem;
  }

  h1 {
    font-size: clamp(3.6rem, 15vw, 7rem);
    line-height: .86;
  }

  .hero-bottom,
  .strip-copy,
  .principles,
  .status {
    grid-template-columns: 1fr;
  }

  .intro-strip {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 3rem 1.2rem;
  }

  .manifesto-line,
  .fields,
  .portfolio,
  .principles-head,
  .principle-sequence article,
  .status,
  .site-footer {
    padding-left: 1.2rem;
    padding-right: 1.2rem;
  }

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

  .principles-head {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .principle-sequence article {
    grid-template-columns: 45px 1fr;
  }

  .principle-sequence p {
    grid-column: 2;
  }

  .status {
    gap: 2rem;
  }
}

@media (max-width: 640px) {
  .hero-index,
  .field-grid {
    grid-template-columns: 1fr;
  }

  .manifesto-line {
    grid-template-columns: 40px 1fr;
  }

  .portfolio-list article {
    grid-template-columns: 55px 1fr;
  }

  .project-type {
    grid-column: 2;
  }

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

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

/* Jekyll blog additions */
.home-blog {
  padding: 5rem 3rem;
  background: var(--paper);
  border-top: 1px solid var(--line);
}

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

.home-posts article {
  min-height: 290px;
  padding: 1.5rem;
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  display: flex;
  flex-direction: column;
}

.home-post-meta,
.page-kicker,
.post-kicker,
.post-back,
.post-meta,
.blog-entry-meta {
  font-family: "IBM Plex Mono", monospace;
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.home-posts h3 {
  margin: auto 0 1rem;
  font-size: 1.75rem;
  line-height: 1.05;
  letter-spacing: -.04em;
}

.home-posts h3 a,
.blog-entry h2 a {
  text-decoration: none;
}

.home-posts h3 a:hover,
.blog-entry h2 a:hover {
  color: var(--teal-dark);
}

.home-posts article > p:last-child {
  color: var(--muted);
  margin: 0;
}

.text-link {
  display: inline-block;
  color: var(--ink);
  font-family: "IBM Plex Mono", monospace;
  font-size: .8rem;
  text-transform: uppercase;
  text-decoration: none;
  border-bottom: 1px solid var(--ink);
  padding-bottom: .25rem;
}

.blog-hero,
.post-hero,
.error-page {
  padding: 6rem 3rem 5rem;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.blog-hero h1,
.post-hero h1,
.error-page h1 {
  margin: 1.5rem 0 2rem;
  max-width: 1050px;
  font-size: clamp(4rem, 9vw, 9.5rem);
  line-height: .84;
  letter-spacing: -.075em;
}

.blog-hero > p:last-child,
.post-deck,
.error-page > p {
  max-width: 760px;
  font-size: 1.25rem;
  line-height: 1.55;
}

.blog-index {
  background: var(--paper-2);
}

.blog-entry {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr) 60px;
  gap: 3rem;
  align-items: start;
  padding: 2.2rem 3rem;
  border-bottom: 1px solid var(--line);
}

.blog-entry-meta {
  display: grid;
  gap: .5rem;
  color: var(--muted);
}

.blog-entry h2 {
  margin: 0 0 .75rem;
  font-size: clamp(1.8rem, 3vw, 3rem);
  line-height: 1;
  letter-spacing: -.045em;
}

.blog-entry p {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.entry-arrow {
  text-decoration: none;
  font-size: 1.8rem;
  color: var(--teal-dark);
}

.post-back {
  display: inline-block;
  margin-bottom: 4rem;
  text-decoration: none;
}

.post-kicker {
  color: var(--teal-dark);
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 2.5rem;
  color: var(--muted);
}

.post-body {
  padding: 5rem 3rem 7rem;
  background: var(--paper-2);
}

.prose {
  font-family: "Manrope", system-ui, sans-serif;
}

.prose > * {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.prose p,
.prose li {
  font-size: 1.1rem;
  line-height: 1.85;
}

.prose h2 {
  margin-top: 4rem;
  margin-bottom: 1.2rem;
  font-size: 2.2rem;
  letter-spacing: -.04em;
}

.prose h3 {
  margin-top: 2.5rem;
  font-size: 1.5rem;
}

.prose a {
  text-decoration-thickness: 1px;
  text-underline-offset: .2em;
}

.prose blockquote {
  border-left: 4px solid var(--teal-dark);
  padding-left: 1.5rem;
  color: var(--muted);
  font-size: 1.3rem;
}

.prose code {
  font-family: "IBM Plex Mono", monospace;
  font-size: .9em;
  background: rgba(16, 20, 18, .07);
  padding: .1em .3em;
}

.prose pre {
  max-width: 900px;
  overflow-x: auto;
  background: var(--black);
  color: var(--white);
  padding: 1.5rem;
}

@media (max-width: 980px) {
  .home-blog,
  .blog-hero,
  .post-hero,
  .post-body,
  .error-page,
  .blog-entry {
    padding-left: 1.2rem;
    padding-right: 1.2rem;
  }

  .home-posts {
    grid-template-columns: 1fr;
  }

  .home-posts article {
    min-height: 230px;
  }

  .blog-entry {
    grid-template-columns: 1fr 45px;
    gap: 1.5rem;
  }

  .blog-entry-meta {
    grid-column: 1 / -1;
    display: flex;
    gap: 1rem;
  }
}