:root {
  color-scheme: dark;
  --background: #101112;
  --text: #f4f1e9;
  --muted: #d3d1cb;
  --accent: #f6b849;
  --line: #555954;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 2rem; }
body { margin: 0; background: var(--background); color: var(--text); }
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 7px; }
a, .button { -webkit-tap-highlight-color: #f6b84933; }
::selection { color: var(--background); background: var(--accent); }
.page-shell { max-width: 1640px; margin-inline: auto; padding-inline: clamp(1.5rem, 3.5vw, 4.25rem); }
.skip-link { position: absolute; top: -100px; left: 1.5rem; z-index: 10; padding: 1rem; background: var(--accent); color: var(--background); }
.skip-link:focus { top: 1rem; }
.site-header { min-height: 6.1rem; display: flex; align-items: center; justify-content: space-between; gap: 2rem; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 1.25rem; flex-shrink: 0; }
.brand-name { font-size: 1.4rem; font-weight: 500; letter-spacing: .33em; }
.avatar-icon { display: inline-flex; align-items: center; justify-content: center; width: 2.9rem; height: 3.8rem; overflow: hidden; flex: 0 0 auto; }
.avatar-icon img { display: block; width: 160%; height: auto; max-width: none; flex: 0 0 auto; }
.footer-avatar { width: 2.2rem; height: 2.85rem; }
.byline-avatar { width: 1.85rem; height: 2.4rem; }
nav { display: flex; gap: clamp(1.75rem, 3vw, 3rem); align-items: center; }
.nav-text { font-size: .9375rem; letter-spacing: .02em; padding-block: 1rem; transition: color .18s ease; }
.nav-text:hover, .email-link:hover { color: var(--accent); }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 1.35rem; min-height: 3.5rem; padding: .95rem 1.7rem; border-radius: 999px; font-size: 1.0625rem; line-height: 1.3; transition: background .18s ease, color .18s ease, border-color .18s ease; }
.button span { font-size: 1.25em; line-height: 1; }
.button-outline { color: var(--accent); border: 1px solid var(--accent); min-height: 3.25rem; font-family: var(--mono); font-size: .875rem; letter-spacing: .035em; }
.button-outline:hover { color: var(--background); background: var(--accent); }
.hero { position: relative; display: grid; grid-template-columns: minmax(0, 56fr) minmax(0, 44fr); align-items: center; padding: clamp(2.5rem, 4.5vw, 4.5rem) 1.25rem; isolation: isolate; }
.hero-copy { position: relative; z-index: 1; min-width: 0; }
.eyebrow { font-family: var(--mono); text-transform: uppercase; font-size: .875rem; font-weight: 400; letter-spacing: .095em; line-height: 1.65; margin: 0; }
.hero .eyebrow { display: flex; align-items: center; gap: .9rem; margin-bottom: 2rem; }
.hero h1 { font-weight: 600; font-size: clamp(3.5rem, 6.4vw, 6.5rem); }
h1 { font-size: clamp(3.5rem, 6.6vw, 6.75rem); font-weight: 400; letter-spacing: -.047em; line-height: 1.015; margin: 0 0 2rem; }
h1 span { display: block; }
.intro { max-width: 39rem; font-size: clamp(1.125rem, 1.6vw, 1.5rem); font-weight: 400; line-height: 1.45; letter-spacing: .006em; color: var(--muted); margin: 0 0 2rem; scroll-margin-top: 2rem; }
.contact-actions { display: flex; align-items: center; gap: clamp(1.25rem, 2.4vw, 2.6rem); flex-wrap: wrap; }
.button-primary { background: linear-gradient(165deg, #ffd078, #efa92f); color: var(--background); font-weight: 500; font-size: 1.1875rem; border: 1px solid var(--accent); }
.button-primary:hover { background: var(--text); border-color: var(--text); }
.email-link { font-size: clamp(1.125rem, 1.6vw, 1.5rem); padding-block: .65rem; transition: color .18s ease; }
.contact-note { font-family: var(--mono); font-size: .8125rem; line-height: 1.6; letter-spacing: .025em; color: var(--muted); margin: .8rem 0 0; }
.hero-art { width: 100%; aspect-ratio: .86; position: relative; overflow: hidden; z-index: 0; pointer-events: none; background: radial-gradient(ellipse, #1b272744 0%, transparent 68%); }
.hero-art img { display: block; width: 145%; max-width: none; height: auto; position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); }
.curiosities { border-top: 1px solid var(--line); padding: 2.5rem 1.25rem 1.5rem; }
h2 { font-size: clamp(1.75rem, 2.6vw, 2.5rem); font-weight: 400; letter-spacing: -.018em; line-height: 1.2; margin: .8rem 0 1.8rem; }
.conversation-topics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.conversation-topics article { padding: .75rem clamp(1.6rem, 4vw, 4.5rem) .8rem; }
.conversation-topics article:first-child { padding-left: 0; }
.conversation-topics article:last-child { padding-right: 0; }
.conversation-topics article + article { border-left: 1px solid #525451; }
.topic-number { display: block; font-family: var(--mono); font-size: .875rem; color: var(--accent); margin-bottom: .55rem; }
h3 { font-size: clamp(1.25rem, 1.8vw, 1.75rem); font-weight: 400; letter-spacing: -.01em; line-height: 1.25; margin: 0 0 .8rem; }
.conversation-topics p { font-size: 1.0625rem; line-height: 1.45; letter-spacing: .018em; color: var(--muted); margin: 0; max-width: 22rem; }
.site-footer { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; min-height: 5.2rem; padding: 1.25rem; border-top: 1px solid var(--line); }
.footer-identity { display: flex; align-items: center; gap: 1.75rem; }
.footer-brand { display: inline-flex; align-items: center; gap: .8rem; font-family: var(--mono); letter-spacing: .23em; font-size: 1rem; }
.footer-tagline { border-left: 1px solid var(--line); padding: .5rem 0 .5rem 1.75rem; font-family: var(--mono); color: var(--muted); font-size: .75rem; letter-spacing: .01em; line-height: 1.6; }
.footer-contact { display: flex; align-items: center; gap: 1rem; padding-block: .5rem; }
.footer-contact > span:first-child { font-family: var(--mono); font-size: .75rem; color: var(--muted); letter-spacing: .03em; }
.footer-email { color: var(--accent); font-size: 1rem; }
.footer-contact:hover .footer-email { text-decoration: underline; text-underline-offset: 5px; }

@media (min-width: 1600px) {
  .hero { padding-block: 5.5rem; }
}
@media (max-width: 1050px) {
  .hero { padding-inline: 0; }
  h1 { font-size: 6.5vw; }
  .hero .eyebrow { font-size: .75rem; letter-spacing: .05em; gap: .7rem; }
  .curiosities, .site-footer { padding-inline: 0; }
  .site-footer { flex-wrap: wrap; }
  .conversation-topics article { padding-inline: 1.5rem; }
}
@media (max-width: 720px) {
  .page-shell { padding-inline: 1.5rem; }
  .site-header { min-height: 5.25rem; gap: .75rem; }
  .brand { gap: .65rem; }
  .header-avatar { width: 2.5rem; height: 3.25rem; }
  .brand-name { font-size: 1.1875rem; letter-spacing: .25em; }
  nav { gap: 1rem; }
  .nav-text { display: inline-block; }
  .button-outline { padding: .75rem .875rem; min-height: 2.875rem; font-size: .8125rem; gap: .65rem; }
  .hero { grid-template-columns: 1fr; padding-top: 2.75rem; padding-bottom: 0; }
  .hero .eyebrow { font-size: .875rem; margin-bottom: 1.75rem; }
  .hero h1 { font-size: clamp(2.6rem, 10.7vw, 4.75rem); }
  h1 { font-size: clamp(2.875rem, 9.7vw, 4.75rem); line-height: 1.03; margin-bottom: 1.6rem; }
  .intro { max-width: 34rem; font-size: 1.125rem; line-height: 1.5; margin-bottom: 1.65rem; }
  .contact-actions { gap: .7rem 1.25rem; }
  .button-primary { font-size: 1.0625rem; padding: .9rem 1.2rem; gap: 1rem; }
  .email-link { font-size: 1.125rem; }
  .hero-art { width: min(100%, 420px); aspect-ratio: 1; margin: .5rem auto 1rem; justify-self: center; }
  .hero-art img { width: 127%; }
  .curiosities { padding-top: 2rem; padding-bottom: .5rem; }
  .curiosities .eyebrow { font-size: .75rem; }
  h2 { max-width: 25rem; font-size: 1.875rem; line-height: 1.2; margin-bottom: 1.25rem; }
  .conversation-topics { grid-template-columns: 1fr; }
  .conversation-topics article, .conversation-topics article:first-child, .conversation-topics article:last-child { padding: 1.5rem 0; }
  .conversation-topics article + article { border-left: 0; border-top: 1px solid #454744; }
  h3 { font-size: 1.5rem; margin-bottom: .65rem; }
  .conversation-topics p { max-width: 32rem; }
  .site-footer { flex-direction: column; align-items: flex-start; gap: .5rem; padding-block: 1.5rem; }
  .footer-identity { align-items: flex-start; flex-direction: column; gap: .7rem; }
  .footer-tagline { border: 0; padding: 0; }
  .footer-contact { flex-wrap: wrap; gap: .75rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* Correspondence details and the blog continue the site's editorial rhythm. */
.secure-contact { max-width: 35rem; color: var(--muted); font-size: .875rem; line-height: 1.6; margin: .6rem 0 0; }
.secure-contact a { text-decoration: underline; text-decoration-color: var(--accent); text-underline-offset: .2em; }
.secure-contact a:hover { color: var(--accent); }
.proton-note { border-left: 1px solid var(--accent); padding-left: 1.5rem; margin: 2.5rem 0; }
.proton-note h3 { font-size: 1.25rem; margin-bottom: .9rem; }
.editorial-copy .proton-note p { font-size: 1rem; line-height: 1.65; }
.proton-note p.proton-detail { font-size: .875rem; margin-bottom: 0; }
.blog-entry { border-top: 1px solid var(--line); display: grid; grid-template-columns: minmax(12rem, 1fr) minmax(0, 2.1fr); gap: 3rem; padding: 3.5rem 1.25rem 4rem; }
.post-meta { font-size: .875rem; line-height: 1.8; color: var(--muted); }
.post-meta .eyebrow { color: var(--accent); }
.editorial-copy a.post-title-link { text-decoration: none; }
.editorial-copy a.post-read-link { display: inline-block; font-size: 1rem; padding-block: .75rem; }
.post-intro { max-width: 70rem; }
.post-byline { display: flex; align-items: center; gap: .75rem; font-family: var(--mono); font-size: .875rem; color: var(--muted); line-height: 1.8; margin: 0; }
.post-byline a:hover { color: var(--accent); }
.post-body { margin: 0 auto 4rem; padding-inline: 1.25rem; max-width: 49rem; }
.post-body p.post-opening { color: var(--text); font-size: clamp(1.25rem, 2vw, 1.5rem); line-height: 1.6; }
.post-body p.post-signature { color: var(--accent); margin-top: 2rem; }
.post-back { border-top: 1px solid #555752; padding-top: 1.75rem; }
.breadcrumbs { flex-wrap: wrap; }
.nav-text[aria-current="location"] { color: var(--accent); }
.social-contact { display: flex; flex-wrap: wrap; gap: .25rem 1.5rem; font-family: var(--mono); font-size: .875rem; line-height: 1.6; margin: 1.2rem 0 .6rem; }
.social-contact a { display: inline-block; padding-block: .25rem; text-decoration: underline; text-decoration-color: var(--line); text-underline-offset: .3rem; }
.social-contact a:hover { color: var(--accent); }
.post-meta .post-date { margin-bottom: .25rem; }
.post-author { display: flex; align-items: center; gap: .65rem; margin-top: .25rem; }
.post-author a:hover { color: var(--accent); }
.latest-post { border-top: 1px solid var(--line); display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2rem; align-items: center; padding: 2.4rem 1.25rem 2rem; }
.latest-post-copy { min-width: 0; }
.latest-post .eyebrow { color: var(--muted); }
.latest-post h2 { font-weight: 600; margin: .45rem 0; font-size: clamp(1.8rem, 2.65vw, 2.5rem); }
.latest-post h2 a:hover { color: var(--accent); }
.latest-post-summary { color: var(--muted); font-size: 1.125rem; line-height: 1.5; margin: 0 0 .7rem; }
.latest-post-link { display: flex; align-items: center; justify-content: center; gap: 1rem; border-left: 1px solid var(--line); padding: 2rem 1.25rem 2rem 3rem; color: var(--accent); font-family: var(--mono); font-size: .9375rem; text-decoration: underline; text-underline-offset: .45rem; }
.latest-post-link:hover { color: var(--text); }
@media (max-width: 1050px) {
  .blog-entry { grid-template-columns: 11rem minmax(0, 1fr); gap: 1.75rem; padding-inline: 0; }
  .post-body { padding-inline: 0; }
  .latest-post { padding-inline: 0; }
}
@media (max-width: 720px) {
  .blog-entry { grid-template-columns: 1fr; gap: 1rem; padding-block: 2.5rem; }
  .post-meta p { margin-top: .5rem; }
  .post-body { margin-bottom: 2.5rem; }
  .proton-note { padding-left: 1rem; }
  .latest-post { grid-template-columns: 1fr; gap: .75rem; padding-block: 1.75rem; }
  .latest-post-link { justify-self: start; border-left: 0; padding: .75rem 0; }
}

/* Dedicated editorial pages and shared discovery navigation. */
.nav-text[aria-current="page"] { color: var(--accent); text-decoration: underline; text-underline-offset: .45rem; text-decoration-thickness: 1px; }
.topic-link { transition: color .18s ease; }
.topic-link:hover { color: var(--accent); }
.topic-link > span { font-size: .65em; color: var(--accent); white-space: nowrap; }
.agent-guide-link { font-family: var(--mono); font-size: .8125rem; color: var(--muted); white-space: nowrap; padding-block: .5rem; }
.agent-guide-link:hover { color: var(--accent); }
.footer-identity { flex-wrap: wrap; gap: .75rem 1.5rem; }
.page-intro { padding: 2.5rem 1.25rem 4rem; }
.breadcrumbs { justify-content: flex-start; gap: .75rem; color: var(--muted); font-family: var(--mono); font-size: .8125rem; margin-bottom: 3.75rem; }
.breadcrumbs a { padding-block: .5rem; }
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs [aria-current] { color: var(--text); }
.page-intro > .eyebrow, .about-intro > div > .eyebrow { color: var(--accent); margin-bottom: 1.5rem; }
.page-title { font-size: clamp(3rem, 5.8vw, 5.75rem); line-height: 1.04; letter-spacing: -.045em; max-width: 64rem; margin-bottom: 1.75rem; }
.page-lede { color: var(--muted); font-size: clamp(1.1875rem, 1.6vw, 1.5rem); line-height: 1.55; max-width: 48rem; margin: 0; }
.about-intro { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr); gap: 2rem; align-items: center; }
.about-art { align-self: end; }
.about-art img { width: 100%; height: auto; display: block; }
.editorial-section { border-top: 1px solid #555752; display: grid; grid-template-columns: minmax(12rem, 1fr) minmax(0, 2.1fr); gap: 3rem; padding: 3.5rem 1.25rem; }
.section-label { display: flex; align-items: baseline; gap: 1.2rem; padding-top: .35rem; }
.editorial-copy { max-width: 48rem; }
.editorial-copy h2 { font-size: clamp(1.75rem, 2.8vw, 2.7rem); margin: 0 0 1.5rem; line-height: 1.18; }
.editorial-copy p, .editorial-copy li { font-size: 1.1875rem; line-height: 1.65; color: var(--muted); }
.editorial-copy p { margin: 0 0 1.25rem; }
.editorial-copy > :last-child { margin-bottom: 0; }
.editorial-copy a, .closing-invitation p a { color: var(--text); text-decoration: underline; text-decoration-color: var(--accent); text-underline-offset: .25em; }
.editorial-copy a:hover, .closing-invitation p a:hover { color: var(--accent); }
.intro-list { padding-left: 1.2rem; margin: 1.5rem 0; }
.intro-list li { padding-left: .5rem; margin-block: 1rem; }
.intro-list li::marker { color: var(--accent); }
.intro-list strong { color: var(--text); font-weight: 500; }
.topic-index { margin-top: 2.5rem; display: flex; flex-wrap: wrap; gap: .25rem 1.75rem; }
.topic-index a { display: flex; gap: .6rem; align-items: center; font-size: .9375rem; padding: .75rem 0; color: var(--muted); }
.topic-index a > span { font-family: var(--mono); font-size: .75rem; color: var(--accent); }
.topic-index a:hover { color: var(--text); text-decoration: underline; text-underline-offset: .35rem; }
.curiosity-item { display: grid; grid-template-columns: 3rem minmax(0, 1.3fr) minmax(0, .9fr); gap: 2rem; padding: 3.5rem 1.25rem; border-top: 1px solid #555752; scroll-margin-top: 2rem; }
.curiosity-item > .topic-number { padding-top: .35rem; font-size: 1rem; }
.curiosity-copy .eyebrow { font-size: .8125rem; color: var(--muted); }
.curiosity-copy h2 { margin: .75rem 0 1.25rem; font-size: clamp(1.75rem, 2.6vw, 2.5rem); }
.curiosity-copy > p:last-child { margin: 0; max-width: 40rem; font-size: 1.125rem; line-height: 1.65; color: var(--muted); }
.curiosity-item blockquote { margin: 2.1rem 0 0 clamp(1rem, 3vw, 3rem); border-left: 1px solid var(--accent); padding-left: 1.75rem; align-self: start; }
.curiosity-item blockquote p { font-size: clamp(1.25rem, 1.9vw, 1.875rem); line-height: 1.45; font-weight: 400; margin: 0; letter-spacing: -.015em; }
.closing-invitation { border-top: 1px solid var(--line); padding: 3.75rem 1.25rem; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.closing-invitation .eyebrow { color: var(--accent); }
.closing-invitation h2 { max-width: 43rem; margin: 1rem 0 0; }
.closing-invitation .button { flex-shrink: 0; }
.closing-invitation p:not(.eyebrow) { font-size: 1.125rem; line-height: 1.6; color: var(--muted); max-width: 37rem; margin: 1.1rem 0 0; }
@media (max-width: 1050px) {
  .page-intro, .editorial-section, .curiosity-item, .closing-invitation { padding-inline: 0; }
  .about-intro { grid-template-columns: 1.8fr 1fr; gap: .75rem; }
  .editorial-section { grid-template-columns: 11rem minmax(0, 1fr); gap: 1.75rem; }
  .section-label { gap: .75rem; }
  .section-label .eyebrow { font-size: .75rem; }
  .curiosity-item { gap: 1rem; grid-template-columns: 2rem minmax(0, 1.3fr) minmax(0, .9fr); }
  .curiosity-item blockquote { margin-left: 1rem; padding-left: 1.25rem; }
  .closing-invitation { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 720px) {
  .site-header { flex-wrap: wrap; padding-block: .9rem .25rem; gap: .5rem; }
  .site-header > nav { width: 100%; display: flex; flex-wrap: wrap; gap: .25rem 1.5rem; justify-content: flex-start; }
  .site-header > nav .nav-text { font-size: .9375rem; }
  .site-header > nav .button { margin-left: auto; min-height: 2.75rem; }
  .footer-identity { align-items: flex-start; gap: .65rem; }
  .page-intro { padding-top: 1.75rem; padding-bottom: 2.5rem; }
  .breadcrumbs { margin-bottom: 2.25rem; }
  .page-title { font-size: clamp(2.65rem, 8.5vw, 4rem); line-height: 1.07; }
  .page-lede { font-size: 1.1875rem; }
  .about-intro { grid-template-columns: 1fr; }
  .about-art { display: none; }
  .editorial-section { grid-template-columns: 1fr; gap: 1.2rem; padding-block: 2.5rem; }
  .section-label { gap: 1rem; }
  .section-label .eyebrow { font-size: .8125rem; }
  .editorial-copy p, .editorial-copy li { font-size: 1.125rem; }
  .curiosity-item { grid-template-columns: 1.5rem minmax(0, 1fr); column-gap: 1rem; row-gap: 1.5rem; padding-block: 2.5rem; }
  .curiosity-item blockquote { grid-column: 2; margin: 0; padding-left: 1rem; }
  .curiosity-item blockquote p { font-size: 1.375rem; }
  .curiosity-copy h2 { font-size: 1.875rem; }
  .topic-index { gap: 0 1.5rem; margin-top: 1.5rem; }
  .closing-invitation { padding-block: 2.5rem; }
}