:root {
  color-scheme: light;
  --ink: #1d1c19;
  --muted: #69645c;
  --paper: #f8f5ef;
  --paper-alt: #ffffff;
  --line: rgba(29, 28, 25, 0.18);
  --line-strong: rgba(29, 28, 25, 0.36);
  --accent: #17666f;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  text-rendering: optimizeLegibility;
}

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

figure {
  margin: 0;
}

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

p {
  color: var(--muted);
  line-height: 1.62;
}

ul {
  margin: 0;
  padding-left: 1.05rem;
}

li {
  margin-bottom: 0.4rem;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 1rem;
  z-index: 50;
  background: var(--ink);
  color: var(--paper);
  padding: 0.55rem 0.75rem;
}

.skip-link:focus {
  left: 1rem;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(248, 245, 239, 0.94);
}

.nav {
  width: min(1120px, calc(100% - 40px));
  min-height: 64px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.logo {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.04rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.92rem;
}

.nav-links a {
  border-bottom: 1px solid transparent;
}

.nav-links a:hover,
.nav-links .active {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

.nav-links .nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.6rem;
  border: 1px solid var(--line);
  color: var(--ink);
}

.nav-links .nav-cta svg {
  width: 0.78rem;
  height: 0.78rem;
}

.page,
.section,
.home-intro,
.milestone,
.site-footer {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
}

.page {
  padding: 3.4rem 0 5rem;
}

.home-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: clamp(2rem, 7vw, 6rem);
  padding: clamp(2.6rem, 5.5vw, 4.7rem) 0 clamp(1.8rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line-strong);
}

.intro-copy {
  max-width: 780px;
}

.intro-copy h1,
.section-heading h1,
.section-heading h2,
.milestone h2,
.project-detail h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--ink);
}

.intro-copy h1 {
  margin: 0.35rem 0 1.2rem;
  font-size: clamp(2.45rem, 4.7vw, 4.45rem);
  line-height: 1;
  max-width: 790px;
}

.lead {
  max-width: 650px;
  color: var(--ink);
  font-size: clamp(1.06rem, 1.45vw, 1.24rem);
}

.intro-copy p:not(.eyebrow):not(.lead) {
  max-width: 620px;
}

.intro-notes {
  align-self: end;
  padding-top: 1rem;
  border-top: 1px solid var(--line-strong);
}

.intro-notes p {
  margin: 0 0 0.8rem;
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 700;
}

.intro-notes li {
  color: var(--muted);
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 800;
}

.milestone {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: clamp(1.8rem, 5vw, 4rem);
  align-items: start;
  padding: clamp(1.6rem, 4vw, 3.2rem) 0;
  border-bottom: 1px solid var(--line);
}

.milestone-copy {
  max-width: 340px;
}

.milestone h2 {
  margin: 0.45rem 0 0.8rem;
  font-size: clamp(1.75rem, 3vw, 2.7rem);
  line-height: 1.04;
}

.milestone-image {
  display: block;
  border: 1px solid var(--line);
  background: var(--paper-alt);
}

.milestone-image img {
  width: 100%;
  aspect-ratio: 1528 / 1132;
  object-fit: cover;
  object-position: center top;
  filter: saturate(0.94);
}

.section {
  margin-top: clamp(3rem, 7vw, 5.5rem);
}

.section-heading {
  max-width: 760px;
}

.section-heading h1,
.section-heading h2 {
  margin: 0.35rem 0 0.7rem;
  font-size: clamp(1.85rem, 3.2vw, 3.25rem);
  line-height: 1.05;
}

.section-heading p a,
.article-body a,
.text-link,
.rule-list a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

.rule-list {
  margin-top: 1.4rem;
  border-top: 1px solid var(--line-strong);
}

.rule-list .info-card,
.rule-list .project-card {
  display: grid;
  grid-template-columns: minmax(180px, 0.34fr) minmax(0, 1fr) auto;
  gap: 1.5rem;
  align-items: baseline;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line);
}

.rule-list .info-card {
  grid-template-columns: minmax(180px, 0.34fr) minmax(0, 1fr);
}

.rule-list.compact .project-card {
  grid-template-columns: minmax(220px, 0.45fr) minmax(0, 1fr) auto;
}

.info-card h3,
.project-card h3,
.writing-card h3 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  font-size: clamp(1.18rem, 1.65vw, 1.5rem);
  line-height: 1.12;
}

.info-card p,
.project-card p,
.writing-card p {
  margin: 0;
}

.project-card a,
.article-card .text-link,
.text-link {
  font-weight: 700;
}

.project-title-link {
  color: inherit;
}

.grid {
  display: grid;
  gap: 1px;
  margin-top: 1.5rem;
  border: 1px solid var(--line);
  background: var(--line);
}

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

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

.grid .info-card,
.grid .project-card,
.grid .article-card,
.grid .video-card {
  background: var(--paper);
  padding: clamp(1rem, 2.2vw, 1.6rem);
}

.writing-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.5rem;
  align-items: end;
  margin-top: 1.4rem;
  padding: 1.2rem 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
}

.writing-card > span {
  color: var(--accent);
  font-weight: 700;
}

.writing-card-link:focus-visible,
.button:focus-visible,
.nav a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.cta-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 1.3rem;
}

.button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0.68rem 0.9rem;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-weight: 700;
}

.button.ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}

.contact-section {
  margin-bottom: 4rem;
}

.article-layout {
  max-width: 760px;
  margin-inline: auto;
}

.article-body {
  margin-top: 2.2rem;
}

.article-body p,
.article-body li {
  font-size: 1.08rem;
}

.article-body h2 {
  margin-top: 2.8rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.4rem, 2vw, 1.85rem);
  font-weight: 400;
}

.article-body hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 2.5rem 0;
}

.article-meta,
.muted {
  color: var(--muted);
}

.article-meta {
  font-size: 0.94rem;
}

.article-embed {
  margin: 2rem 0 1rem;
}

.embed-caption {
  margin-top: 0;
  font-size: 0.94rem;
}

.project-detail {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(320px, 1.18fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: center;
  padding-top: 2.5rem;
  border-top: 1px solid var(--line);
}

.project-detail h2 {
  margin: 0 0 0.8rem;
  font-size: clamp(1.45rem, 2vw, 2.1rem);
  line-height: 1.08;
}

.meta-list {
  list-style: none;
  padding-left: 0;
  color: var(--muted);
}

.video-card {
  padding: 0;
  background: #111;
}

.video {
  position: relative;
  padding-top: 56.25%;
  background: #111;
}

.video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.replay-frame {
  width: 100%;
  height: 60vh;
  min-height: 420px;
  border: 0;
  background: #111;
  display: block;
}

.newsletter-layout {
  display: grid;
  grid-template-columns: minmax(140px, 220px) minmax(240px, 1fr);
  gap: 1.25rem;
  align-items: center;
  margin-top: 1rem;
}

.newsletter-image {
  width: 100%;
}

.newsletter-embed iframe {
  width: 100%;
  height: 220px;
  border: 1px solid var(--line);
  background: #fff;
}

.site-footer {
  padding: 1.5rem 0 2rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  border-top: 1px solid var(--line-strong);
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.reveal {
  opacity: 1;
  transform: none;
}

@media (max-width: 860px) {
  .home-intro,
  .milestone,
  .project-detail,
  .grid.two,
  .grid.three {
    grid-template-columns: 1fr;
  }

  .intro-notes {
    align-self: start;
  }

  .rule-list .info-card,
  .rule-list .project-card,
  .rule-list.compact .project-card,
  .writing-card,
  .newsletter-layout {
    grid-template-columns: 1fr;
  }

  .milestone-image {
    order: -1;
  }
}

@media (max-width: 700px) {
  .nav {
    width: min(100% - 28px, 1120px);
    min-height: 0;
    padding: 0.95rem 0;
    align-items: flex-start;
    flex-direction: column;
    gap: 0.85rem;
  }

  .nav-links {
    gap: 0.75rem;
  }

  .page,
  .section,
  .home-intro,
  .milestone,
  .site-footer {
    width: min(100% - 28px, 1120px);
  }

  .home-intro {
    padding-top: 3rem;
  }

  .intro-copy h1 {
    font-size: clamp(2.25rem, 11.5vw, 3.1rem);
  }

  .section {
    margin-top: 3.6rem;
  }
}

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