:root {
  --paper: #f3f2ee;
  --paper-2: #e9e8e3;
  --ink: #141414;
  --ink-2: #4a4a48;
  --ink-3: #7a7a76;
  --rule: #cfcdc6;
  --accent: #8a4b2a;
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: "Source Sans 3", "Helvetica Neue", Arial, sans-serif;
  --wrap: 1080px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #151514;
    --paper-2: #1d1d1b;
    --ink: #ecebe6;
    --ink-2: #b9b8b2;
    --ink-3: #8b8a85;
    --rule: #34332f;
    --accent: #d39a74;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 18px/1.65 var(--sans);
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration-color: var(--rule); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

/* Header */
.site-head {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule);
}
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.brand { font-weight: 600; letter-spacing: .14em; text-transform: uppercase; font-size: 14px; text-decoration: none; white-space: nowrap; }
.nav { display: flex; gap: 24px; align-items: center; font-size: 15px; }
.nav a { text-decoration: none; color: var(--ink-2); }
.nav a:hover { color: var(--ink); }
.lang { border: 1px solid var(--rule); border-radius: 999px; padding: 2px 10px; font-size: 13px; letter-spacing: .06em; }
@media (max-width: 720px) {
  .nav a:not(.lang) { display: none; }
}

/* Type */
h1, h2, h3 { font-weight: 400; margin: 0; }
.eyebrow { font-size: 13px; letter-spacing: .18em; text-transform: uppercase; color: var(--ink-3); margin: 0 0 20px; }
.section-title { font: 400 clamp(30px, 4vw, 42px)/1.15 var(--sans); letter-spacing: -.01em; }
.lede { font: italic 400 clamp(20px, 2.4vw, 24px)/1.5 var(--serif); color: var(--ink-2); }
p { margin: 0 0 1em; }

/* Hero */
.hero { padding-top: clamp(72px, 12vw, 140px); padding-bottom: clamp(64px, 9vw, 110px); }
.hero-mark { display: grid; gap: 9px; margin-bottom: 44px; }
.hero-mark span { display: block; height: 9px; width: 64px; background: var(--ink); }
.hero-mark span.long { width: 240px; }
.hero h1 {
  font: 300 clamp(44px, 8vw, 88px)/1.02 var(--sans);
  letter-spacing: -.02em;
  max-width: 14ch;
}
.hero h1 strong { font-weight: 600; }
.hero .lede { max-width: 36ch; margin: 28px 0 40px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-block; padding: 13px 22px; font-size: 15px; font-weight: 600; letter-spacing: .02em;
  text-decoration: none; border: 1px solid var(--ink); border-radius: 2px;
}
.btn.solid { background: var(--ink); color: var(--paper); }
.btn.solid:hover { background: var(--accent); border-color: var(--accent); }
.btn.ghost:hover { border-color: var(--accent); color: var(--accent); }

/* Sections */
section { padding: clamp(64px, 9vw, 112px) 0; border-top: 1px solid var(--rule); }
.split { display: grid; grid-template-columns: 1fr 1.6fr; gap: clamp(32px, 6vw, 88px); }
@media (max-width: 820px) { .split { grid-template-columns: 1fr; } }
.prose { max-width: 62ch; color: var(--ink-2); }
.prose strong { color: var(--ink); font-weight: 600; }

/* Vantage points */
.pair { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1px; background: var(--rule); border: 1px solid var(--rule); margin-top: 56px; }
.pair > div { background: var(--paper); padding: 32px 28px; }
.pair h3 { font: 600 17px/1.3 var(--sans); margin-bottom: 10px; }
.pair p { color: var(--ink-2); font-size: 16px; margin: 0; }
.pair .num { font: 300 44px/1 var(--sans); letter-spacing: -.02em; margin-bottom: 14px; color: var(--ink); }

/* Timeline */
.timeline { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--rule); }
.timeline li { position: relative; padding: 0 0 22px 24px; color: var(--ink-2); }
.timeline li::before { content: ""; position: absolute; left: -4px; top: 11px; width: 7px; height: 7px; background: var(--ink); }
.timeline li strong { color: var(--ink); font-weight: 600; }
.timeline li.now::before { background: var(--accent); }

.tags { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 12px 0 0; list-style: none; }
.tags li { font-size: 14px; border: 1px solid var(--rule); padding: 4px 12px; border-radius: 999px; color: var(--ink-2); }
.names { font: italic 400 20px/1.6 var(--serif); color: var(--ink); margin-top: 8px; }

/* Speaking */
.talks { display: grid; gap: 0; margin-top: 48px; border-top: 1px solid var(--ink); }
.talk { display: grid; grid-template-columns: 64px 1fr 1fr; gap: 28px; padding: 40px 0; border-bottom: 1px solid var(--rule); }
.talk .n { font: 300 34px/1 var(--sans); color: var(--ink-3); }
.talk h3 { font: 600 24px/1.25 var(--sans); margin-bottom: 10px; }
.talk .sub { font: italic 400 18px/1.5 var(--serif); color: var(--ink-2); margin-bottom: 14px; }
.talk .meta { font-size: 14px; color: var(--ink-3); letter-spacing: .02em; }
.talk h4 { font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; margin: 0 0 10px; }
.talk ul { margin: 0; padding-left: 18px; color: var(--ink-2); font-size: 16px; }
.talk li { margin-bottom: 6px; }
@media (max-width: 820px) {
  .talk { grid-template-columns: 1fr; gap: 14px; }
}
.formats { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 32px; margin-top: 56px; }
.formats h3 { font: 600 17px/1.3 var(--sans); margin-bottom: 8px; }
.formats p { font-size: 16px; color: var(--ink-2); margin: 0; }
.note { margin-top: 48px; padding: 24px 28px; background: var(--paper-2); font-size: 16px; color: var(--ink-2); }
.note strong { color: var(--ink); }

/* Books */
.books { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: clamp(28px, 4vw, 48px); margin-top: 56px; }
.book figure { margin: 0 0 22px; }
.book img { width: 100%; aspect-ratio: 2 / 3; object-fit: cover; box-shadow: 0 1px 2px rgba(0,0,0,.08), 0 14px 36px -18px rgba(0,0,0,.35); }
.status { display: inline-block; font-size: 12px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; padding: 3px 10px; border: 1px solid currentColor; margin-bottom: 14px; color: var(--ink-3); }
.status.live { color: var(--accent); }
.book h3 { font: 600 21px/1.3 var(--sans); margin-bottom: 6px; }
.book .sub { font: italic 400 17px/1.45 var(--serif); color: var(--ink-2); margin-bottom: 12px; }
.book p { font-size: 16px; color: var(--ink-2); }
.book .where { font-size: 14px; color: var(--ink-3); }

/* Contact */
.contact { text-align: left; }
.contact .section-title { max-width: 18ch; }
.checklist { columns: 2 240px; padding-left: 18px; color: var(--ink-2); margin: 24px 0 36px; }

.site-foot { border-top: 1px solid var(--rule); padding: 32px 0 48px; font-size: 14px; color: var(--ink-3); }
.site-foot .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }

@media (max-width: 480px) {
  .wrap { padding: 0 16px; }
  body { font-size: 17px; }
}

/* Contact */
.reach { margin-top: 32px; }
.reach p { margin: 0 0 14px; display: flex; flex-direction: column; }
.reach .label { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.reach a { font-size: 18px; color: var(--ink); word-break: break-word; }
.from-book { border-left: 3px solid var(--accent); padding: 4px 0 4px 22px; margin-bottom: 28px; }
.from-book .eyebrow { margin-bottom: 10px; color: var(--accent); }
.from-book p:last-child { margin: 0; color: var(--ink); }
.contact-form { display: grid; gap: 18px; margin-top: 32px; max-width: 620px; }
.contact-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 560px) { .contact-form .row { grid-template-columns: 1fr; } }
.contact-form label { display: grid; gap: 6px; font-size: 14px; font-weight: 600; color: var(--ink); }
.contact-form input, .contact-form select, .contact-form textarea {
  font: 400 16px/1.5 var(--sans); color: var(--ink); background: var(--paper);
  border: 1px solid var(--rule); border-radius: 2px; padding: 11px 12px; width: 100%;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { outline: none; border-color: var(--ink); }
.contact-form textarea { resize: vertical; min-height: 140px; }
.contact-form button { justify-self: start; cursor: pointer; font-family: var(--sans); }
.contact-form button:disabled { opacity: .5; cursor: wait; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin: 0; font-size: 15px; min-height: 1.5em; }
.form-status.ok { color: var(--accent); }
.form-status.invalid, .form-status.error { color: #b3261e; }